# BD Diesel 01-04 Chevy LB7 2WD Allison Transmission & Converter Package

Transmission- Increase the durability of your drivetrain. BD aluminum HD deep pan, increases oil capacity by 6qt. Re-calibrated accumulator body, Quicker, firmer shifts. Full shift kit with line mod valve to increase pressures. Increased pressure to converter. Added lube circuits to OD planet. Added lube and support to output and intermediate shafts. Drilled and tapped direct and intermediate feeds to prevent leaks at case. Upgraded OD snap ring. Machined center support. Reworked front pump, Fully rollerized geartrain. Clutch Count: COAST CLUTCH 2, Clutch Count: FORWARD 5, Clutch Count: LOW REVERSE 7, Clutch Count: INTERMEDIATE 4, Clutch Count: OVERDRIVE 4. Each transmission is dyno tested. Torque Convertor- Enhanced Stall - Street/Towing applications. Torque multiplying cast aluminum stators. Lower rpm response than the stock converter. More efficient operation. Less heat and better fuel economy. Stamp-forged steel front cover, Furnace-brazed fins. Up to triple the amount of lock-up clutch material. Warranty-> Parts- 36 Month/150,000 miles; Labor- 12 Month/24000 Miles.

-   BD Aluminum HD deep transmission pan, increases oil capacity by 3.5qt
-   New A & B trim valves deliver full line pressure to the clutches
-   New convertor lock up valve to boost lock-up pressures
-   Clutch Count: C4 7 clutches (17% increase over stock)
-   Clutch Count: C5 7 clutches (17% increase over stock)
-   Clutch Count: C1 8 clutches (14% increase over stock)
-   Clutch Count: C3 7 clutches (75% increase over stock)
-   Clutch Count: C2 7 clutches (17% increase over stock)
-   Up to triple the amount of lock-up clutch material
-   Lower rpm response than the stock converter
-   Enhanced Stall - Street/Towing applications
-   Increase The Durability Of Your Drivetrain
-   Torque multiplying cast aluminum stators
-   Aluminum HD Deep Transmission Pan
-   Less heat and better fuel economy
-   Each transmission is dyno tested
-   Torque Convertor Enhanced Stall
-   Stamp-forged steel front cover
-   High energy GPZ(TM) frictions
-   Stamped Forged 1 Piece Cover
-   High Energy Clutch Material
-   More Efficient Operation
-   Increased Clutch Count
-   No Race Abuse Covered
-   Revised oil circuits
-   Furnace Brazed Fins
-   Furnace-brazed fins
-   TORQUE CONVERTOR:
-   TRANSMISSION:

This Part Fits:

Year

Make

Model

Submodel

2001-2004

Chevrolet

Silverado 2500 HD

Base

2001-2004

Chevrolet

Silverado 2500 HD

LS

2001-2004

Chevrolet

Silverado 2500 HD

LT

2004

Chevrolet

Silverado 2500 HD

WT

2001-2004

Chevrolet

Silverado 3500

Base

2001-2004

Chevrolet

Silverado 3500

LS

2001-2004

Chevrolet

Silverado 3500

LT

2004

Chevrolet

Silverado 3500

WT

2002-2004

GMC

Sierra 2500 HD

Base

2001-2002

GMC

Sierra 2500 HD

SL

2001-2004

GMC

Sierra 2500 HD

SLE

2001-2004

GMC

Sierra 2500 HD

SLT

2003-2004

GMC

Sierra 2500 HD

WT

2002-2004

GMC

Sierra 3500

Base

2001-2002

GMC

Sierra 3500

SL

2001-2004

GMC

Sierra 3500

SLE

2001-2004

GMC

Sierra 3500

SLT

2004

GMC

Sierra 3500

WT

## Details

- **Price:** 10816.76 CAD
- **Vendor:** BD Diesel
- **Type:** Transmissions

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 10816.76 CAD | In stock |

## Images

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

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/bd-diesel-01-04-chevy-lb7-2wd-allison-transmission-converter-package)
> Updated: 2026-06-26