LB7 (2001-2004) 5 Speed STR- Built Transmission With Torque Converter
The LB7 (2001-2004) STR - BUILT TRANSMISSION WITH TORQUE CONVERTER is designed for 2001, 2002, 2003, and 2004 Chevy Silverado or GMC Sierra Duramax. Great for those that daily drive their truck, tow frequently or just want a more reliable Allison 1000 transmission. You won’t experience harsh shifting or banging of gears. Just smooth, positive shifts and an easy converter lock-up.
Your STR Built Transmission will come with New/Upgraded clutches and steels, sensors, return springs, and torque converter, ready to be installed. We will even help arrange roundtrip shipping. Generally, there is no lead time for the STR Built Transmission however you can expect to wait up to two weeks in cases where inventory is low.
The 5 Speed LB7 STR Features:
- All new clutches
- Additional clutches for added holding strength
- Upgraded C3 and C4 return springs
- LML dual disk torque converter for supperior reliability
- Modified transmission case
- DuramaxTuner TCM tuning included!
- A 3-year standard or 5-year extended warranty
As low as $4,500.00
In stock
This Pre-Built LB7 5-Speed STR - Built Transmission includes:
- Upgraded Clutches
- C1 - C4 Raybestos GPZ Clutches
- C5 Raybestos Clutches
- Improved clutch torque capacity
- High heat resistance
- Smooth engagements
- Maximizes reliability
- Better durability than stock
- Made in the USA
- Updated Electronics
- New neutral safety switch
- New speed sensors
- All OEM electronics and sensors
- Solenoids tested in-house for a higher level of reliability
- Trouble-free operation
- Provides long-term reliable performance we can stand behind
- Upgraded C3/C4 Return Springs
- Stronger and more durable design
- More dependable clutch pack release
- Improves shift quality
- LML Dual Disk Torque Converter
- Dual disc design
- Superior strength compaired to stock LB7 torque converter
- Smooth consistent lock-up
- 1800 - 1900 RPM Stall Speed
- Perfect stall speed for towing and daily driving
- Provides reliability for increased power levels
- Transmission Case
- Pre-drilled to accept C3 Oiler upgrade (Even if not selected)
- Easily upgradable in the future
- Upgraded Line Pressure Spring
- Upgraded TransGo lock-up valve
- Increases line pressure for stronger clutch holding force
- DuramaxTuner TCM Tuning Included!
- Increased torque management
- Better towing performance, including smoother shifts and reduced heat buildup.
- Shift point options for optimized performance or efficiency.
- Quicker and more responsive shifts, enhancing driver control and enjoyment.
- Increases average HP making it to your wheels during acceleration
Optional Upgrades:
- C-3 Oiler
- Increased lubrication of clutches
- Improves overall longevity and reliability
- Deep Pan
- Increases fluid capacity
- Cleaner, Cooler fluid
IS THIS TRANSMISSION IS RIGHT FOR YOU IF YOU…
- Aren’t looking to upgrade your injectors and CP3 down the road
- You’re shopping for a Stock Replacement Transmission
- Mainly daily drive your truck or use it for work
- Tow light to medium loads frequently
- Have a high mileage or worn-out transmission
- Are experiencing limp mode
- Currently have P0700 codes
- Experiencing other mechanical issues with your stock trans
- Quality and Reliability are your top priority
- Want something made in the USA
- Value a warranty with unlimited miles in the 1st year
The LB7 (2001-2004) STR Built Transmission by Duramaxtuner.com is specifically designed for 2001, 2002, 2003 and 2004 Chevy Silverado and GMC Sierra Duramax Trucks.
View DT Series Transmission Product Warranty Information - PDF
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