3T40 Valve body Transmission parts, repair guidelines, problems, manuals
Transmission general data
Number of gears | Transmission Type | Drive | Torque (Nm) | ATF (full capacity) L | ATF (change) L | ATF type |
---|---|---|---|---|---|---|
3 | AT | FWD | 250 | 8,5 | 3,8 | Dexron III |
What are you looking for?
Overhaul Kit | Friction Kit | Friction | Steel Plate | Steel Kit | Band | Solenoid Kit | Solenoid EPC | Solenoid TCC | Pump | Shaft | Drum | Valve body | Torque converter | Hub | Piston | Piston Kit | Planetary Gear | Filter | Gasket | Bushing | Seal | Bearing | Pressure Plate | Stator | Differential | Retainer | Inhibitor Switch | Instruction manual | TOOLS & ACCESORIES | Sensor
Technical issues and repair guidelines
The GM 3T40 is a reliable, simple transmission that operates over 300 thousand kilometers. It served as a prototype for the 4-speed family 4T40E -4T60E.This transmission rarely gets in repair services. The main spare parts ordered for repair of this transmission are the repair kit of gaskets and seals (Overhaul kit) or a complete Masterkit (with clutches and seals).
Instruction manuals and useful links Suggest your link
Link type | Source | Description |
---|---|---|
shop.ukrtrans.biz | Manual ATSG 3T40, 125C | |
shinseiauto.com | Transmission breakdown illustration 125C | |
at-manuals.com | Diagnosis and general service 125C | |
www | Sonnax | GM 125C Checkball Locations |
drive.google.com | Repair manual 3T40 |