ALLISON 1000/2000 VALVE BODY W/ 7 SOLENOIDS, 1 TUBE (2004-2005)
The Allison 1000/2000/2400 7-solenoid, 1-tube valve body specifically fits 2004–2005 Chevrolet/GMC Silverado and Sierra 2500/3500 trucks equipped with the 6.6L Duramax LLY diesel engine. This 5-speed transmission component is designed for the Gen 4 Allison series, which features a distinct G-solenoid for improved pressure control.
Key Vehicle & Transmission Fitment
- Years: 2004, 2005
- Makes: Chevrolet, GMC
- Models: Silverado 2500/3500, Sierra 2500/3500
- Engines: 6.6L Duramax (LLY)
- Transmissions: Allison 1000, 2000, 2400 (5-speed)
Key Features for Identification
- Solenoids: 7 (includes the 6 standard solenoids plus the 7th “G” pressure control solenoid)
- Tubes: 1 tube on the bottom
- Speed: 5-Speed
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