GM Inside News Forum - Transmission Guide

» Transmission Guide

About: The below guide features automatic and manual transmissions that are utilized in GM's North American products. All information is reflecting the 2014 model year unless otherwise stated.


Automatic Transmissions

Last Updated: August 5, 2013

Hydra-Matic 6T30 6-Speed (MH9)

Specifications

Type: six-speed front-wheel-drive, electronically controlled, automatic overdrive transaxle with electronically controlled torque converter clutch.

Engine Range: 1.8L

Max Engine Torque: 129 lb-ft (175 Nm (gas)) / 147 lb-ft (200 Nm (diesel))


Weight: 157.6 lbs (71.5 kg)

Assembly Site: GM Korea

Applications: Chevrolet Cruze and Sonic

Hydra-Matic 6T40 6-Speed (MH8)

Specifications

Type: six-speed front-wheel-drive, electronically controlled, automatic overdrive transaxle with electronically controlled torque converter clutch.

Engine Range: 1.4L - 2.5L

Max Engine Torque: 177 lb-ft (240 Nm)

Weight: 180.4 lbs (81.8 kg)

Assembly Site: Toledo, Ohio

Applications: Buick Encore, Buick Verano, Chevrolet Cruze, Chevrolet Malibu, Chevrolet Sonic

Hydra-Matic 6T40 6-Speed (MHH)

Specifications

Type: six-speed front wheel drive, electronically controlled, automatic overdrive transaxle with an electronically controlled torque converter clutch and an auxiliary, electric-driven transmission oil pump

Engine Range: 2.4L


Max Engine Torque: 177 lb-ft (240 Nm)

Weight: 198 lbs (89.8 kg)

Assembly Site: Toledo, Ohio

Applications: Buick LaCrosse eAssist, Buick Regal eAssist, Chevrolet Malibu Eco

Hydra-Matic 6T45 6-Speed (MH7/MHC)

Specifications

Type: six-speed front wheel drive, electronically controlled, automatic overdrive transaxle with an electronically controlled torque converter clutch

Engine Range: 2.4L


Max Engine Torque: 232 lb-ft (315 Nm)

Weight: 184.2 lbs (83.6 kg)

Assembly Site: Toledo, Ohio

Applications: Chevrolet Captiva Sport, Chevrolet Equinox, GMC Terrain

Hydra-Matic 6T50 6-Speed (MHK/MHJ)

Specifications

Type: six-speed front wheel drive, electronically controlled, automatic overdrive transaxle with an electronically controlled torque converter clutch

Engine Range: 2.0L - 3.0L


Max Engine Torque: 258 lb-ft (350 Nm)

Weight: 190.3 lbs (86.3 kg)

Assembly Site: GM Korea / China / Mexico

Applications: Buick Regal, Buick Verano, Chevrolet Captiva Sport

Hydra-Matic 6T70 6-Speed (MH2/MH4/M7W/M7U)

Specifications

Type: six-speed front wheel drive, electronically controlled, automatic overdrive transaxle with an electronically controlled torque converter clutch

Engine Range: 2.0L - 3.6L

Max Engine Torque: 280 lb-ft (380 Nm)

Weight: 224.8 lbs (102 kg)

Assembly Site: Warren, Michigan / Ramos Arizpe, Mexico

Applications: Buick LaCrosse, Cadillac SRX, Cadillac XTS, Chevrolet Equinox, Chevrolet Malibu, GMC Terrain

Hydra-Matic 6T75 6-Speed (M7V/M7X)

Specifications

Type: six speed, electronically controlled, automatic overdrive transmission. Front-wheel or all-wheel drive applicable

Engine Range: 3.6L


Maximum Engine Torque: 280 lb-ft (380 Nm)


Weight: 224.8 lbs (102 kg)

Assembly Site: Warren, Michigan / Ramos Arizpe, Mexico

Applications: Buick Enclave, Cadillac SRX, Cadillac XTS, Chevrolet Equinox, Chevrolet Traverse, GMC Acadia, GMC Terrain

Aisin Warner F40 6-Speed (MDK)
Specifications

Type: front wheel drive, six speed, electronically controlled, automatic overdrive transmission

Engine Range: 2.0L


Maximum Engine Torque: TBD


Weight: 189 lbs (85.7 kg)

Assembly Site: Anjo City, Japan

Applications: Chevrolet Cruze Diesel

Hydra-Matic 6L45 6-Speed (MYA)

Specifications

Type: six speed RWD/AWD, electronically controlled automatic overdrive transmission with torque converter clutch.  Clutch-to-clutch architecture, with integral Electro/Hydraulic Controls Module

Engine Range: 2.5L - 3.6L

Max Engine Torque: 258 lb-ft (350 Nm)

Weight: 172 lbs (78 kg)

Assembly Site: Strasbourg, France


Applications: Cadillac ATS, Cadillac CTS, Chevrolet Caprice PPV

Hydra-Matic 6L50 6-Speed (MYB)

Specifications

Type: Six speed rear-wheel-drive, electronically controlled, automatic overdrive transmission with torque converter clutch. Clutch-to-clutch architecture with integral electro/hydraulic control module

Engine Range: 3.6L


Max Engine Torque: 332 lb-ft (450 Nm)

Weight: 198 lbs (89.8 kg)

Assembly Site: Strasbourg, France

Applications: Chevrolet Camaro
 

Hydra-Matic 6L80 6-Speed (MYC)

Specifications

Type: Six speed rear-wheel-drive, electronically controlled, automatic overdrive transmission with torque converter clutch. Clutch-to-clutch architecture with integral electro/hydraulic control module

Engine Range: 5.3L - 6.2L

Max Engine Torque: 439 lb-ft (595 Nm)

Weight: 229 lbs (103.9 kg)

Assembly Site: Toledo, Ohio / Silao, Mexico

Applications: Cadillac Escalade, Chevrolet Camaro, Chevrolet Caprice PPV, Chevrolet Corvette, Chevrolet Silverado, Chevrolet Suburban, Chevrolet Tahoe, GMC Sierra, GMC Yukon, GMC Yukon XL

Hydra-Matic 6L90 6-Speed (MYD)

Specifications

Type: rear wheel drive, six speed electronically controlled automatic overdrive transmission with torque converter clutch. Clutch-to-clutch architecture, with integral Electro / Hydraulic Controls Module

Engine Range: 6.0L - 6.6L

Max Engine Torque: 531 lb-ft (720 Nm)

Weight: 240 lbs (108.9 kg)

Assembly Site: Toledo, Ohio / Silao, Mexico

Applications: Cadillac CTS-V, Chevrolet Camaro ZL1, Chevrolet Express, Chevrolet Sivlerado, Chevrolet Suburban, GMC Savana, GMC Sierra, GMC Yukon

Aisin Warner TR-80SD 8-Speed

Specifications
NO PHOTO
Type: Rear wheel drive, eight speed automatic with overdrive


Engine Range: 3.6L


Max Engine Torque: TBD


Weight:
TBD


Assembly Site:
TBD


Applications:
Cadillac CTS VSport

Two-Mode Hybrid Transmission (RWD)

Specifications

Type: 2 mode continuous electric ratio hybrid transmission with 4 fixed gears.  Integrated electric motors with full engine off operational capability.

Engine Range: 6.0L

Max Engine Torque: 380 lb-ft (515 Nm)

Weight: 374 lbs (169.6 kg)

Assembly Site: Baltimore, Maryland

Electric Motor Power: 60 kW

Electric Motor Torque: 248 lb-ft (336 Nm)

Applications: Chevrolet Tahoe Hybrid, Silverado Hybrid; GMC Yukon Hybrid, Sierra Hybrid; Cadillac Escalade Hybrid

Features: Driver shift control, electric regeneration, real time optimized ratio selection, altitude and temperature compensation, neutral idle

Allison 1000 Series (MW7)

Specifications

Type: six speed rear-wheel-drive, electronically controlled, automatic overdrive transmission with torque converter clutch.

Engine Range: 6.6L

Max Gearbox Torque: 765 lb-ft (1,037 Nm)

Weight: 330 lbs (149.7 kg)

Assembly Site: Baltimore, Maryland

Applications: Chevrolet Silverado HD, GMC Sierra HD
 

Manual Transmissions

Y4M HD 5-Speed (MX2)

Specifications

Type: front wheel drive, 5 speed with integrated differential

Engine Range: 1.2L

Max Engine Torque: 82 lb-ft (111 Nm)

Weight: 61.1 lbs (27.7 kg)

Assembly Site: Changwon, South Korea

Applications: Chevrolet Spark

F17-5 5-Speed (M26)

Specifications

Type: Manual 5 speed, front wheel drive transmission with integrated differential

Engine Range: 1.8L

Max Engine Torque: 129 lb-ft (175 Nm)

Weight: 70.5 lbs (32 Kg)

Assembly Site: Austria

Applications: Chevrolet Sonic

F40 6-Speed (MR6/MJY)

Specifications

Type: transverse front wheel drive, six speed manual (AWD capable)

Engine Range: 2.0L

Max Engine Torque: 295 lb-ft (400 Nm)

Weight: 119 lbs (54 kg)

Applications: Buick Regal, Buick Verano

M32 6-Speed (MF3/MR5/MZ0/MZ4)

Specifications

Type: transverse front wheel drive, six speed manual

Engine Range: 1.4L

Max Engine Torque: 148 lb-ft (200 Nm)

Weight: 103 lbs (46.7 kg)

Applications: Chevrolet Cruze, Chevrolet Sonic

Aisin-Warner AY6 6-Speed (MV5)

Specifications

Type: rear wheel drive, six speed manual

Engine Range: 3.6L

Max Engine Torque: 273 lb-ft (370 Nm)

Weight: 126 lbs (57.2 kg)

Applications: Chevrolet Camaro

Tremec TR3160 6-Speed (M3L)

Specifications

Type: rear wheel drive, six speed manual overdrive transmission

Engine Range: 2.0L

Max Engine Torque: 330 lb-ft (450 Nm)

Weight: 110 lbs (50 kg)

Applications: Cadillac ATS

Notes: Designed specifically for the Cadillac ATS.

Tremec TR6060 (M10/ME2/MG9/MH3/MM6/MZ6)

Specifications

Type: rear wheel drive, six speed manual overdrive transmission

Engine Range: 6.2L

Max Engine Torque: 604 lb-ft (819 Nm) *ME2

Weight: 146.2 lbs (66.3 kg)

Applications: Cadillac CTS-V, Chevrolet Camaro, Chevrolet Corvette

Tremec TR6070 7-Speed (MEL/MEP)

Specifications

Type: rear wheel drive, seven speed manual overdrive transmission

Engine Range: 6.2L

Max Engine Torque: TBD

Weight: TBD

Applications: Chevrolet Corvette Stingray

Features:
Active Rev Matching
MEL includes Z51 performance ratios


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