Product Overview
Allison Transmission 4th Generation Service Gasket Kit is a genuine service seal and gasket kit for transmissions equipped with Allison 4th Generation controls. It contains the listed seals, O rings, gaskets and associated service components required for the supported transmission application. It is supplied under part number 29545312.
Key Features
- Service kit for supported Allison 4th Generation control applications
- Contains seals for major housing, clutch, pump and control locations
- Includes associated gaskets, O rings and selected service fasteners
- Supports correct sealing and hydraulic pressure after service
- Supplied as one complete service gasket kit
Kit Contents
- 1 x 8661834 Solenoid screen
- 1 x 12129390 Main connector O ring
- 1 x 23043446 8.9 mm ID O ring
- 6 x 23049056 M10 x 1.5 x 15 converter bolt
- 1 x 24235861 Selector shaft seal
- 2 x 29531189 Cooler manifold plate gasket
- 1 x 29531293 C1 piston ID seal ring
- 3 x 29534145 Speed sensor O ring
- 1 x 29534894 C5 piston OD seal ring
- 3 x 29535518 TCC, PCS1 and PCS2 solenoid O ring
- 1 x 29536379 Output oil seal assembly
- 1 x 29536406 Seal ring kit
- 1 x 29536478 Main housing to separator plate gasket
- 1 x 29536526 Oil pan gasket
- 2 x 29536834 Fill tube seal
- 1 x 29536858 C5 piston ID seal ring, 100 percent
- 1 x 29536859 C5 piston ID seal ring, 70 percent
- 1 x 29536941 Rear cover gasket
- 1 x 29537620 Pump OD O ring
- 3 x 29538940 Rotating seal ring
- 1 x 29540130 Converter housing to separator plate gasket
- 1 x 29542697 M5 x 0.8 x 20 socket head cap screw
- 1 x 29542808 C2 piston ID seal ring
- 1 x 29542809 C2 piston seal ring
- 1 x 29542812 C1 housing OD seal ring
- 1 x 29542815 C1 balance piston
- 1 x 29542976 TCC solenoid O ring
- 2 x 29543321 C3 C4 bonded piston assembly
- 1 x 29545377 Drum rotator base O ring
- 1 x 29546682 Input oil seal assembly
- 4 x 29554405 O ring
- 4 x 29554406 O ring
- 10 x 29555896 Bolt seal
- 3 x 29558601 Seal ring
- 2 x 29561637 PTO cover gasket
- 1 x 29562692 C1 piston seal ring
- 1 x 29565365 Oil pan drain plug seal
This contents list is taken from the supplied product data. Check current Allison parts data and the sealed OEM packaging before publication because service kit contents may change.
Compatibility / Fitment
Compatibility depends on the Allison transmission model, serial number, control generation and build specification. Please provide the transmission serial number before ordering so the part number and application can be checked.
Please message us with your engine serial number / Model / Type / Code to check compatibility.
Why Buy Genuine OEM Parts
- Designed for the intended Allison transmission application
- Supports correct fit and operating function
- Provides traceable OEM part identification
- Helps maintain the transmission to the specified component standard
Why Buy From Mitchell Powersystems
- Genuine OEM parts supplied with technical support
- UK based parts supply for professional workshops and operators
- Help available to confirm the correct part using your equipment details
- Trusted supplier for diesel engine, transmission and drivetrain parts








