Automatic gearboxes
More informationAt Global Parts, we offer a wide selection of original used car parts, including automatic transmissions for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Our automatic transmissions undergo quality control to ensure you receive a top-quality product.
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Differentials and parts
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Fuel type
Gearbox type
-15%
Part no. 8623595
BMW F30 F33 320d N47N Automatic Auto Gearbox 8623595 GA8HP45 WARRANTY
Promo price
€379.95
€322.96
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 7516682-3
Mini Cooper One 1.6 R50 R52 Auto Automatic Gearbox GACVT16Z-UZ WARRANTY
€1,044.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A1642709501
Mercedes ML W164 Automatic Gearbox 722902 722.902 A1642708601 WARRANTY
Promo price
€1,139.95
€968.96
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7576175
BMW E90 E91 E92 325i N52N N53 Automatic Auto Gearbox GA6HP19Z WARRANTY
Promo price
€379.95
€322.96
Free delivery: Aug 17 – 20
If paid before 14:00
-10%
Part no. A2122708401
Automatic Gearbox Mercedes W204 W211 W212 722902 722.902 2122702302 WARRANTY
Promo price
€431.95
€388.76
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7636570
Mini Cooper D 2.0 SD R56 LCI R60 Automatic Gearbox GA6F21WA ANG 7636570 WARRANTY
Promo price
€902.95
€767.51
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2463703702
Mercedes W176 W246 W117 7-Speed Automatic Dual Clutch Gearbox 724003 WARRANTY
Promo price
€949.95
€807.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 9487561
Automatic Gearbox BMW F10 528i F20 125i F30 328i N20 GA8HP45Z 8618877 WARRANTY
Promo price
€541.95
€460.66
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2042705303
Automatic Gearbox Mercedes W204 C207 W212 722906 722.906 A2047205505 WARRANTY
Promo price
€522.95
€444.51
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7638363
BMW F10 520i F20 125i F30 328i N20 Automatic Gearbox GA8HP45Z 8632475 WARRANTY
Promo price
€569.95
€484.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2042709202
Automatic Gearbox Mercedes W204 W211 W212 722903 722.903 A2042704305 WARRANTY
Promo price
€541.95
€460.66
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2302700500
Automatic Gearbox Mercedes W220 S350 SL R230 SL350 726.444 A2302700500 WARRANTY
Promo price
€626.95
€532.91
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2042707102
Mercedes W204 W212 W221 Automatic Gearbox 722908 722.908 A2042704005 WARRANTY
Promo price
€522.95
€444.51
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7853545
BMW F80 M3 F82 F83 M4 F87 M2 Twin Clutch Gearbox Drivelogic GS7D36SG WARRANTY
Promo price
€1,139.95
€968.96
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8614198
BMW X3 F25 20dX N47N Diesel Automatic Gearbox 8614198 GA8HP45X WARRANTY
Promo price
€1,187.95
€1,009.76
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2042709102
Mercedes W204 W212 Automatic Gearbox 722908 2042703705 2072708900 WARRANTY
€379.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A6392703500
Mercedes W639 Automatic Gearbox 722686 722.686 A6392703500 WARRANTY
Promo price
€1,852.95
€1,575.01
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 9810260
Automatic Gearbox Mini R60 R61 Cooper One N16 GA6F21WA ANJ 9810260 WARRANTY
Promo price
€664.95
€565.21
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7853550
BMW F80 M3 F82 F83 M4 F87 M2 Twin Clutch Gearbox GS7D36SG 7853550 WARRANTY
Promo price
€1,424.95
€1,211.21
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 7516682
Mini Cooper One 1.6 R50 R52 Automatic Gearbox GACVT16Z-UZ WARRANTY
€1,139.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7630997
BMW E81 E87 LCI E90 E91 120i 320i N43 Automatic Transmission Gearbox WARRANTY
Promo price
€237.95
€202.26
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7563432
BMW 3 Series E90 E91 Diesel 330d M57N2 Automatic Auto Gearbox GA6HP26Z WARRANTY
Promo price
€427.95
€363.76
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7581580
BMW X5 E70 3.0sd M57N2 Diesel Automatic Gearbox GA6HP26Z 7581580 WARRANTY
Promo price
€759.95
€645.96
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 02E300062N
Volkswagen Passat B7 2.0 TDI Automatic Gearbox DSG PQK 02E300062N WARRANTY
Promo price
€1,130.95
€961.31
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7564644
BMW Z4 E85 N52 2.5i 2.5si 3.0i Automatic Gearbox GA6HP19Z 7564644 WARRANTY
Promo price
€474.95
€403.71
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0CW300042D
Seat Ibiza Mk5 FR 1.0 TSI Automatic Gearbox 7 Speed SST 0CW300042D WARRANTY
€1,025.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2212700197
Mercedes W204 Automatic Gearbox Auxiliary Oil Pump A2212700197
€56.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 09K300036AX
Volkswagen Transporter T5 2.5 TDI Automatic Gearbox KFF 09K300036AX WARRANTY
Promo price
€2,279.95
€1,937.96
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2463708101
Mercedes W176 W246 Automatic Dual Clutch Gearbox 724003 A2463702102 WARRANTY
Promo price
€1,092.95
€929.01
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. Q0009478V002000000
Smart ForTwo C450 M160 Manual Gearbox 717408 717.408 Q0009478V002000000 WARRANTY
€332.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 02E300057N
Seat Leon 1P II FR Audi A3 8P Automatic Gearbox DSG NLN 02E300057N WARRANTY
Promo price
€949.95
€807.46
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0CJ300041T
Audi Q5 FY 2.0 TFSI Petrol Quattro Automatic Gearbox DSG SUW 0CJ300041T WARRANTY
€1,187.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7640118
BMW F20 116d 118d F30 316d 318d N47N Automatic Gearbox 7640118 GA8HP45Z WARRANTY
Promo price
€503.95
€428.36
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0D5300038Q
Audi RS5 F5 2.9 TFSI Quattro Automatic Gearbox 8 Speed RZN 0D5300038Q WARRANTY
€1,899.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7571673
BMW E81 E87 E90 116i 316i N45N N43 Automatic Gearbox 7571673 7592525 WARRANTY
Promo price
€332.95
€283.01
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 5B4D475-1
BMW U06 220i B38N Automatic Gearbox JVT GN7Q40RC 5B4D475 WARRANTY
Promo price
€1,424.95
€1,211.21
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 8614203
BMW F30 F31 F34 GT N20 xDrive Automatic Gearbox GA8HP45Z 8614203 WARRANTY
€949.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7566911
BMW E92 N52N E93 N53 325i Automatic Auto Gearbox GA6HP19Z WARRANTY
Promo price
€332.95
€283.01
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8601701
Automatic Gearbox BMW F30 F31 F34 320i 420i Petrol N20 8601701 GA8HP45Z WARRANTY
Promo price
€522.95
€444.51
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0B5300056K
Audi A6 C7 Allroad 3.0 TFSI Quattro Gearbox S-Tronic NSJ 0B5300056K WARRANTY
Promo price
€1,899.95
€1,614.96
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A9072706400
Mercedes Sprinter W907 Automatic Gearbox 725005 725.005 9072706400 WARRANTY
Promo price
€1,472.95
€1,252.01
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 02E300043Q-1
VW Golf Mk5 Audi A3 8P 2.0 TFSI AXX Automatic Gearbox HUT 02E300043Q WARRANTY
€1,519.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2122708408
Automatic Gearbox Mercedes W204 C207 W212 722995 722.995 A2122707208 WARRANTY
€1,139.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 7850242-2
BMW F80 Mechatronics Control Block S55B30A S55 Petrol GS7D36SG 7850242 Automatic
€949.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8740643
Automatic Gearbox BMW X3 G01 X4 G02 30dX B57 GA8HP75X 8740643 WARRANTY
Promo price
€1,757.95
€1,494.26
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 02E300016D
Audi TT 8J 2.0 TDI CFGB Quattro Automatic Gearbox PQS 02E300016D WARRANTY
Promo price
€1,044.95
€888.21
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2463705403
Mercedes C117 W176 Automatic Dual Clutch Gearbox 724016 A2463704703 WARRANTY
Promo price
€1,044.95
€888.21
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. LR125283
Range Rover Sport L494 3.0 Automatic Gearbox 8HP76 LPLA-7000-AB WARRANTY
€1,187.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A1642700202
Mercedes ML W164 300 CDI Automatic Gearbox 722902 722.902 1642700102 WARRANTY
Promo price
€854.95
€726.71
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 1575172
Ford Kuga Mk1 2.5 4x4 Automatic Gearbox AW55 9V4N-7000-AC WARRANTY
€1,139.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 9455371
Automatic Gearbox BMW X3 G01 X4 G02 20dX B47D GA8HP51X 9455371 WARRANTY
Promo price
€1,377.95
€1,171.26
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. LR087234
Range Rover Sport L494 Automatic Gearbox Start/Stop 8HP70 HK62-7000-AC WARRANTY
€1,120.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 5A0DE54
BMW G20 G21 B48X Automatic Gearbox GA8P75HZ 5A0DE54 WARRANTY
€788.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8678661
Automatic Gearbox BMW F20 F30 F31 LCI 120d 320d B47 8678661 GA8HP50Z WARRANTY
Promo price
€759.95
€645.96
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2463703702-1
Mercedes W117 W176 W246 Automatic Dual Clutch Gearbox 724003 2463703702 WARRANTY
€1,234.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A7002702200
Smart A453 1.0 Petrol Automatic Gearbox Dual Clutch 700.411 A7002702200 WARRANTY
Promo price
€788.95
€670.61
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0B5300056G
Audi A6 C7 A7 4G 2.8 FSI CHVA Quattro Automatic Gearbox NSE 0B5300056G WARRANTY
Promo price
€1,757.95
€1,494.26
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8664602
Mini Cooper F55 F56 F57 B38A15A Automatic Gearbox GA6F21AW 8664602 WARRANTY
Promo price
€1,472.95
€1,252.01
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 9810011
Mini Cooper S N18 ALL4 R60 R61 Auto Automatic Gearbox GA6F21WA 9810011 WARRANTY
Promo price
€997.95
€848.26
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8665291
Automatic Gearbox BMW F30 F31 LCI F32 320iX 420iX B48 GA8HP50X 8665291 WARRANTY
Promo price
€807.95
€686.76
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 8687818
Mechatronics Automatic Gearbox BMW F10 F11 535d F13 640d N57Z GA8HP70Z 8687818
€341.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7590329
BMW E90 E91 325d 330d N57 Automatic Gearbox GA6HP26Z 7590329 7631061 WARRANTY
Promo price
€664.95
€565.21
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0BK300038N
Audi A8 D4 4H 3.0 TDI CTBA Quattro Automatic Gearbox NWJ 0BK300038N WARRANTY
Promo price
€1,424.95
€1,211.21
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2532702601
Mercedes W213 X253 4Matic Automatic Gearbox 725058 725.058 2532702601 WARRANTY
Promo price
€1,709.95
€1,453.46
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2182702902
Mercedes C218 CLS 350CDI Automatic Gearbox 722.903 722903 2182701702 WARRANTY
€1,139.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0XW300035B
VW Amarok Mk2 Ford Ranger 3.0 TDI Automatic Gearbox VAJ 0XW300035B WARRANTY
€2,089.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 02E300012FX
Volkswagen Passat CC 3.6 VR6 4motion DSG DQ250 Gearbox LHT 02E300012FX WARRANTY
Promo price
€2,184.95
€1,857.21
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A1402709400
Mercedes C140 CL420 Automatic Gearbox 722622 722.622 A1402709400 WARRANTY
Promo price
€664.95
€565.21
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A1712707100
Mercedes W203 W204 W211 W212 CL203 Automatic Gearbox 722906 A1712706400 WARRANTY
€664.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2463701503
Mercedes C117 W176 W246 Automatic Gearbox 724003 724.003 A2463701503 WARRANTY
€1,092.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0GC300020H-1
Volkswagen Golf Mk8 GTI 2.0 TSI Automatic Gearbox DSG TTJ 0GC300020H WARRANTY
Promo price
€1,662.95
€1,413.51
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 7850242-1
BMW F80 Mechatronics Drive Control S55B30A S55 Petrol GS7D36SG 7850242 Automatic
€1,899.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A1662701802
Automatic Gearbox Mercedes W204 C207 W212 722903 722.903 A1662700802 WARRANTY
Promo price
€1,377.95
€1,171.26
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2312700501
Mercedes R231 SL63 AMG Automatic Gearbox 722931 722.931 A2312709700 WARRANTY
Promo price
€2,374.95
€2,018.71
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 02Q300045E
Audi TT 8J 2.0 TFSI BWA Manual Gearbox 6 Speed KZU 02Q300045E WARRANTY
€398.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. A2042700704
Mercedes W204 C207 W212 Automatic Gearbox 722906 722.906 A2042700704 WARRANTY
€569.95
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0FD300041P
Porsche Macan 95B 2.9 V6 Automatic Gearbox Dual Clutch A5B01 0FD300041P WARRANTY
€3,229.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2512701101
Mercedes R320 W251 OM642 4Matic Automatic Gearbox 722.902 2512703300 WARRANTY
Promo price
€949.95
€807.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 5A05D99
Automatic Gearbox BMW G20 G21 X3 G01 X4 G02 M40dX GA8HP76X 5A05D99 WARRANTY
Promo price
€1,567.95
€1,332.76
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 3D0399113E
VW Phaeton 3D Automatic Gearbox Transmission Mount Bracket Left N/S 3D0399113E
€23.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 09D300039E
VW Touareg Audi Q7 4L Cayenne 9PA 3.0 TDI Automatic Gearbox 09D300039E WARRANTY
Promo price
€712.95
€606.01
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8651263
BMW F20 F21 LCI F22 F23 B47 Automatic Gearbox GA8HP50 8651263 WARRANTY
Promo price
€1,177.95
€1,001.26
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0B5300061B
Audi A6 C7 3.0 TDI CDU Quattro Automatic Gearbox 7 Speed PXD 0B5300061B WARRANTY
€1,880.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. LR113727
Land Rover Discovery Sport L550 2.0D Automatic Gearbox 9HP KK72-7000-FB WARRANTY
Promo price
€1,282.95
€1,090.51
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0BK300039N
Audi A7 4G 3.0 TDI CVUA Quattro Automatic Transmission PPE 0BK300039N WARRANTY
Promo price
€2,089.95
€1,776.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0GC300053S
Volkswagen Polo VI GTI 2.0TSI DNND Automatic Gearbox DSG WBG 0GC300053S WARRANTY
Promo price
€1,709.95
€1,453.46
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 7547898-2
BMW E60 E61 E63 E90 E91 330i 530i 630i N52 Automatic Gearbox Empty GA6HP19Z
€237.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A1712706000-1
Automatic Gearbox Mercedes W204 W211 W212 722906 722.906 A1712705300 WARRANTY
Promo price
€569.95
€484.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8695808
Automatic Gearbox BMW X1 F48 20i Mini F54 F60 B46 B48 GA8F22AW 8695808 WARRANTY
Promo price
€2,564.95
€2,180.21
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 7853560
BMW F87 M2 F82 F83 M4 LCI S55 Dual Clutch Gearbox GS7D36SG 7853560 WARRANTY
Promo price
€1,614.95
€1,372.71
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2052706501
Automatic Gearbox Mercedes W204 W205 W212 722908 722.908 2052705501 WARRANTY
Promo price
€569.95
€484.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2052707201
Automatic Gearbox Mercedes W204 W205 W212 722995 722.995 2052706201 WARRANTY
Promo price
€569.95
€484.46
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 02E300054FX
Audi TT 8J 2.0 TFSI CESA Automatic Gearbox S-Tronic MMC 02E300054FX WARRANTY
€1,804.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0B6300036A
Audi S5 8T 4.2 V8 FSI CAUA Quattro Automatic Gearbox LEJ 0B6300036A WARRANTY
Promo price
€949.95
€807.46
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. A2052704602
Mercedes W205 Automatic Gearbox 722995 722.995 A2052704002 WARRANTY
Promo price
€474.95
€403.71
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 0B6300036C
Audi S5 8T 4.2 V8 FSI Quattro Automatic Gearbox LMJ 0B6300036C WARRANTY
Promo price
€1,424.95
€1,211.21
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0D5300038N
Audi S4 B9 S5 8T 3.0 TDI Quattro Automatic Gearbox RVM 0D5300038N WARRANTY
€3,039.95
Free delivery: Aug 17 – 20
If paid before 14:00
-15%
Part no. 8617113
BMW X3 F25 20dX Diesel N47N Automatic Gearbox GA8HP45X 7623367 WARRANTY
Promo price
€1,424.95
€1,211.21
Free delivery: Aug 17 – 20
If paid before 14:00
Part no. 0GC300014B-2
Audi S3 8V 2.0 TFSI DNUE Quattro Automatic Gearbox UAQ 0GC300014B WARRANTY
€1,329.95
Free delivery: Aug 17 – 20
If paid before 14:00
Top-class automatic transmissions – smooth driving in all conditions
Innovative solutions in automatic transmissions - reliability that gives you an advantage on the road
Automatic transmissions are technologically advanced drivetrain components that ensure smooth gear shifting without the need for manual operation. They make driving more comfortable and efficient, both in city traffic and on long journeys. In the Global Parts automotive store, you will find a wide selection of used car parts, including automatic transmissions, ideal for brands such as BMW, Audi, Mercedes, Volkswagen, Mini, and others. According to the detailed definition, an automatic transmission (AT) is an assembly of planetary gears, hydraulic clutches, a torque converter, and a control module (mechatronics). Its task is to automatically select gear ratios, which affects driving smoothness and optimizes fuel consumption. Notable types include classic transmissions (hydraulic), CVT (continuously variable), DSG/S tronic (dual-clutch), and Tiptronic (with manual shifting capability).
What functions do automatic transmissions perform?
Automatic transmissions are complex devices that perform key functions in a vehicle's drivetrain:
- Automatic gear shifting – The transmission adjusts gear ratios to driving conditions, ensuring optimal use of engine power.
- Improved driving comfort – By shifting gears smoothly, it eliminates the need for manual clutch and gear lever operation.
- Fuel economy – Modern automatic transmissions adjust gear ratios to optimize fuel consumption.
- Integration with other vehicle systems – The automatic transmission works with safety systems such as ESP or cruise control, increasing stability and driving comfort. Examples of applications:
- The Mercedes Sprinter 906 was equipped with NAG1 (722.6) and 7G-Tronic (722.9) transmissions, depending on the CDI engine version.
- The Audi A6 Quattro often featured 6- and 8-speed Tiptronic transmissions, matched to the all-wheel-drive system.
Construction and purpose of automatic transmissions
Automatic transmissions are assemblies mounted between the engine and the drivetrain, responsible for transmitting torque and selecting gear ratios without driver intervention. A typical construction includes a housing, a converter or clutches, a gear set, hydraulic controls, and electronics. When selecting a unit, the OEM number, transmission type, fuel type, and interchangeable numbers available in the product offer are of great importance.
Comparison of popular automatic transmission types
| Transmission type | Construction | Operating characteristics | What to check before selection |
|---|---|---|---|
| Classic AT | Torque converter, planetary gears, hydraulics, and control | Smooth gear shifting, good compatibility with more powerful engines | OEM number, transmission code, engine version, and mounting type |
| DSG / S tronic | Dual clutch, mechatronics, automated gearbox | Fast response and short shift times | Controller compatibility, accessories, and software version |
| CVT | Continuously variable system with belt or chain and hydraulic control | Very smooth acceleration without classic gear steps | Fuel type, variant code, and compatibility with half-shafts |
| Tiptronic | Hydraulic automatic with manual gear selection function | Combines automatic convenience with driver control | Vehicle version, selector control, and drivetrain compatibility |
Why is it worth taking care of automatic transmissions?
Malfunction or neglect of automatic transmission maintenance can lead to serious drivetrain problems. Typical symptoms of failure include:
- Jerking during gear changes – May indicate problems with the torque converter or worn transmission fluid.
- Delays in gear shifting – Point to possible damage to the mechatronics or hydraulic transmission components.
- Noise and vibration – Mechanical problems in the transmission can cause disturbing sounds during operation.
- Transmission fluid leaks – Leaks in the transmission can lead to reduced performance and serious damage. At Global Parts, we offer used automatic transmissions that have undergone detailed quality tests, ensuring their durability and reliability.
The role of mechatronics and associated components
Mechatronics is an integrated module combining electronic control with transmission hydraulics. It is responsible for gear selection, operating pressure, and communication with other vehicle systems. For parts such as mechatronics 6hp19, it is worth comparing the OEM number, variant designation, and compatibility with the controller and wiring harness, as well as checking related components such as transmission control units and transmission sensors.
How to choose the right automatic transmission?
When choosing automatic transmissions, you should pay attention to several key aspects:
- Matching the vehicle model – Every drivetrain has its specific technical requirements. At Global Parts, you will find automatic transmissions perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and others.
- Technical condition – Used transmissions should be free from mechanical damage and leaks, and their hydraulic and electrical components should be fully functional.
- Transmission type – Choose the appropriate transmission type (classic automatic, CVT, DSG, Tiptronic) depending on the vehicle's equipment. Compatibility can be confirmed based on the OEM number or the vehicle's VIN. For example, the 722.6 transmission used in the Sprinter 906 came in many variants, differing in gear ratios and software. Therefore, matching it to the specific engine version and production year is always crucial.
Selection by markings, accessories, and vehicle version
When selecting elements for a version such as ga6hp19z, it is good to verify the transmission code, fuel type, and compatibility with the selector and half-shafts. An automatic transmission is used to transfer drive in a strictly defined configuration, which is why interchangeable numbers and vehicle equipment are also important. When choosing, related categories such as torque converters and oil coolers and lines are often helpful.
Why choose used automatic transmissions?
Used car parts, such as automatic transmissions, are a practical solution that allows for savings while maintaining high quality. By choosing used automatic transmissions, you gain:
- Lower costs – Used transmissions are significantly cheaper than new ones but offer equally high quality.
- Ecology – Recycling car parts supports environmental protection and reduces waste.
- Wide selection – In our store, you will find automatic transmissions for the most popular car brands.
Practical symptoms and verification scope before installation
The torque converter is an intermediary element between the engine and the transmission that enables starting and smooth torque transfer without a classic clutch. When vibrations, delays when starting, or irregular gear changes occur, it is worth checking not only the transmission itself but also the accessories and mounts. When choosing an element like BMW E90 320d transmission, it is crucial to compare the OEM part number, housing type, connectors, and compatibility with drivetrain accessories.
How to take care of automatic transmissions?
To ensure automatic transmissions work reliably for a long time, it is worth following a few rules:
- Regularly change the transmission fluid and filters according to the manufacturer's recommendations to ensure proper lubrication and system cleanliness.
- Avoid overloading the vehicle, especially when driving with heavy loads, to prevent transmission overheating.
- Monitor any symptoms of malfunction, such as noise, vibration, or delays in gear shifting, and respond to them in a timely manner. If a replacement is needed, at Global Parts you will find suitable used auto parts that will restore full functionality to your drivetrain. The selection process can also be supplemented by the guide Why it is worth buying used transmissions and engines – facts instead of myths, which describes practical rules for verification by VIN and OEM number.
FAQ
| Question | Answer |
|---|---|
| What is the construction and purpose of automatic transmissions? | Automatic transmissions are drivetrain assemblies mounted between the engine and subsequent drivetrain components. Their typical construction includes a housing, a gear set, a hydraulic system, electronic controls, and a torque converter or clutch packs. The transmission's task is to select the gear ratio according to driving speed and engine load without manual shifting by the driver. |
| What are automatic transmissions used for? | Automatic transmissions are used for smooth torque transfer and automatic gear shifting while driving. In practice, they affect the comfort of starting, accelerating, and driving in traffic jams, as well as cooperation with vehicle electronics. Without a properly functioning transmission, there may be delays in drivetrain response, jerking, or reduced vehicle performance. |
| What is the construction and function of a torque converter? | A torque converter is a hydrodynamic element connecting the engine to the automatic transmission. It consists of a housing, a pump impeller, a turbine, and a stator, and in many versions, also a lock-up clutch. Its function is to smoothly transfer drive during starting and to dampen sudden load changes. |
| How to check the compatibility of an automatic transmission with a vehicle? | The most reliable method is to compare the OEM number, transmission code, interchangeable numbers, and vehicle data via VIN. It is also worth verifying the fuel type, engine version, drivetrain type, and associated accessories, e.g., the controller or selector. This information helps avoid incompatibility during installation. |
| What symptoms indicate problems with an automatic transmission? | The most common symptoms include jerking during gear changes, delayed starting, noise, vibration, and transmission fluid leaks. In some cases, an emergency mode or failure to shift into a selected gear may also occur. Such symptoms should be checked against the condition of the oil, controls, and hydraulic components. |
| How to prepare an automatic transmission for installation? | Before installation, check the compatibility of markings, the condition of the housing, mounting points, connectors, and associated accessories. It is also good practice to check seals, oil cooling, and control elements. This makes installation smoother and reduces the risk of mismatch. |
Summary: automatic transmissions at the Global Parts automotive store
Automatic transmissions are technologically advanced components that ensure comfort and driving smoothness in all conditions. The Global Parts offer includes used components matched to cars from brands such as BMW, Mercedes, Audi, and others, and you can rely on the OEM number, interchangeable numbers, and vehicle data when choosing. We invite you to contact us – we are here to help you! For more information and interesting facts, we also invite you to visit our automotive blog.