Product Overview
Allison Transmission Variable Bleed Solenoid Assembly is a normally high variable bleed solenoid that works with the control valve and TCM to regulate clutch pressure. Controlled oil bleed allows the hydraulic circuit to apply the clutch progressively during a gear change. It is supplied under part number 29541897.
Key Features
- Normally high variable bleed solenoid
- Regulates clutch circuit hydraulic pressure
- Works with the control valve and TCM
- Includes 13.0 mm and 10.5 mm O rings
- Supplied as one solenoid assembly
Kit Contents
- 1 x 29535518 O ring, 13.0 mm ID
- 1 x 29542976 O ring, 10.5 mm ID
- 1 x variable bleed solenoid assembly
Supplied as one complete kit.
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



