# BD Diesel Transmission - 2004.5-2006 Chev LLY Allison 1000 5-speed 4wd

Increase the durability of your drivetrain; Revised oil circuits; Handles up to 300% more power and torque than the stock transmission; Extra clutches and stronger internals; BD rigid aluminum heavy duty transmission pan; Pan adds 3.5qt extra oil capacity; Pan reduces case flex; Pan reduces internal oil leakage; Pan heat-dissipating fins keep temperature down; Pan magnetic drain plug; New convertor lock up valve to boost lock-up pressures; Updated lube; Updated regulator; Updated pressure release spring; 20% more friction surface; High energy clutch material; Added extra frictions; Modified power pistons; New return springs; Increased main line oil pressure; Modified separator plate for short crisp shifts; New A&B trim valves; springs and solenoids; Clutch Count: C1 8; Clutch Count: C2 7; Clutch Count: C3 6; Clutch Count: C4 6; Clutch Count: C5 7

-   BD Aluminum HD deep transmission pan, increases oil capacity by 3.5qt
-   Use Of Third Party Or OE Converter Will Invalidate Trans. Warranty
-   New A & B trim valves deliver full line pressure to the clutches
-   New convertor lock up valve to boost lock-up pressures
-   Clutch Count: C1 8 clutches (14% increase over stock)
-   Clutch Count: C2 7 clutches (17% increase over stock)
-   Clutch Count: C3 7 clutches (75% increase over stock)
-   Clutch Count: C4 7 clutches (17% increase over stock)
-   Clutch Count: C5 7 clutches (17% increase over stock)
-   Handles Up To 300% More Power/Torque Than Stock
-   Increase the durability of your drivetrain
-   36 Month/150000 Mile Limited Warranty
-   Revised Oil Circuits/Extra Clutches
-   Each Transmission Is Dyno Tested
-   High energy GPZ(TM) frictions
-   Incl. BD Pan And PressureLoc
-   Has Stronger Internals
-   Increased clutch count
-   No Race Abuse Covered
-   Revised oil circuits

This Part Fits:

Year

Make

Model

Submodel

2004-2005

Chevrolet

Silverado 2500 HD

Base

2004-2006

Chevrolet

Silverado 2500 HD

LS

2004-2006

Chevrolet

Silverado 2500 HD

LT

2004-2006

Chevrolet

Silverado 2500 HD

WT

2004-2005

Chevrolet

Silverado 3500

Base

2004-2006

Chevrolet

Silverado 3500

LS

2004-2006

Chevrolet

Silverado 3500

LT

2004,2006

Chevrolet

Silverado 3500

WT

2004-2005

GMC

Sierra 2500 HD

Base

2004-2005

GMC

Sierra 2500 HD

SLE

2004-2005

GMC

Sierra 2500 HD

SLT

2004-2005

GMC

Sierra 2500 HD

WT

2004-2005

GMC

Sierra 3500

Base

2004-2005

GMC

Sierra 3500

SLE

2004-2005

GMC

Sierra 3500

SLT

2004-2005

GMC

Sierra 3500

WT

## Details

- **Price:** 9133.1 CAD
- **Vendor:** BD Diesel
- **Type:** Transmissions

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 9133.10 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - Primary
- Photo - out of package
- Photo - out of package
- Photo - out of package
- Technical Bulletin
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/bd-diesel-transmission-2004-5-2006-chev-lly-allison-1000-5-speed-4wd)
> Updated: 2026-06-26