SKU: 910104 | UPC: 738283446405
MaxTrac Rear U-Bolts for 3in/4in Lift Blocks - 12.50in x 2.625in x 9/16in - Set of 4 Fits Chevy GMC Toyota Nissan Trucks
Secure your rear lift blocks with this MaxTrac set of 4 heavy-duty U-bolts designed for 3-inch or 4-inch blocks on leaf spring suspensions. They fit 1988-2018 Chevrolet C/K1500 Silverado Colorado GMC C/K1500 Sierra Canyon plus Nissan Titan and Toyota Tacoma Tundra models. Built to clamp firmly under load for stable handling and long-term reliability on lifted trucks.
Key Features
- Precise Dimensions: 12.50-inch length 2.625-inch inside diameter 9/16-inch thread diameter ensures perfect fit for standard lift blocks without binding or slippage
- Complete Hardware Set: Includes 4 U-bolts 8 thick nuts and 8 washers for immediate installation and secure clamping
- Square End Design: Prevents rotation during torquing and maintains alignment on axle housing
- High-Strength Steel: Cold-forged construction resists bending fatigue and supports heavier loads on lifted rear suspensions
- Corrosion Protection: Zinc plating defends against rust in harsh conditions extending service life
Product Notes
- Confirm your lift block requires 2.625-inch wide U-bolts before purchase
- Use only with rear leaf spring setups and compatible blocks
- Weight 7.8 lbs per set for easy handling
Installation Notes
- Professional installation recommended.
- Torque nuts to 120-150 ft-lbs in a star pattern after compressing leaf pack
- Compatible with OEM and aftermarket axle housings verify clearance
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1993 | Chevrolet | C1500 | 454 SS |
| 1994-1997 | Chevrolet | C1500 | Base |
| 1988-1998 | Chevrolet | C1500 | Cheyenne |
| 1999 | Chevrolet | C1500 | LS |
| 1988-1992 | Chevrolet | C1500 | Scottsdale |
| 1988-1998 | Chevrolet | C1500 | Silverado |
| 1990-1998 | Chevrolet | C1500 | WT |
| 2015-2018 | Chevrolet | Colorado | Base |
| 2015-2018 | Chevrolet | Colorado | LT |
| 2015-2018 | Chevrolet | Colorado | WT |
| 2015-2018 | Chevrolet | Colorado | Z71 |
| 1994-1997 | Chevrolet | K1500 | Base |
| 1988-1998 | Chevrolet | K1500 | Cheyenne |
| 1999 | Chevrolet | K1500 | LS |
| 1988-1992 | Chevrolet | K1500 | Scottsdale |
| 1988-1998 | Chevrolet | K1500 | Silverado |
| 1991 | Chevrolet | K1500 | Sport |
| 1990-1998 | Chevrolet | K1500 | WT |
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2016-2018 | Chevrolet | Silverado 1500 | Custom |
| 2014-2018 | Chevrolet | Silverado 1500 | High Country |
| 1999-2006,2008-2013,2015-2018 | Chevrolet | Silverado 1500 | LS |
| 1999-2018 | Chevrolet | Silverado 1500 | LT |
| 2007-2018 | Chevrolet | Silverado 1500 | LTZ |
| 2005-2006 | Chevrolet | Silverado 1500 | SS |
| 2015-2018 | Chevrolet | Silverado 1500 | SSV |
| 2002-2004,2006-2018 | Chevrolet | Silverado 1500 | WT |
| 2010-2013 | Chevrolet | Silverado 1500 | XFE |
| 2004 | Chevrolet | Silverado 1500 | Z71 |
| 2007 | Chevrolet | Silverado 1500 Classic | LS |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | SS |
| 2007 | Chevrolet | Silverado 1500 Classic | WT |
| 2005 | Chevrolet | Silverado 1500 HD | Base |
| 2001-2003,2005 | Chevrolet | Silverado 1500 HD | LS |
| 2001-2003,2005-2006 | Chevrolet | Silverado 1500 HD | LT |
| 2007 | Chevrolet | Silverado 1500 HD Classic | LT |
| 1988-1993 | GMC | C1500 | Sierra |
| 1997 | GMC | C1500 | Sierra GT |
| 1994-1999 | GMC | C1500 | Sierra SL |
| 1988-1999 | GMC | C1500 | Sierra SLE |
| 1994-1999 | GMC | C1500 | Sierra SLT |
| 1988-1993 | GMC | C1500 | Sierra SLX |
| 1994-1998 | GMC | C1500 | Sierra Special |
| 2015-2018 | GMC | Canyon | Base |
| 2017-2018 | GMC | Canyon | Denali |
| 2015-2018 | GMC | Canyon | SL |
| 2015-2018 | GMC | Canyon | SLE |
| 2015-2018 | GMC | Canyon | SLT |
| 1988-1993 | GMC | K1500 | Sierra |
| 1994-1999 | GMC | K1500 | Sierra SL |
| 1988-1999 | GMC | K1500 | Sierra SLE |
| 1995 | GMC | K1500 | Sierra SLS |
| 1994-1999 | GMC | K1500 | Sierra SLT |
| 1988-1993 | GMC | K1500 | Sierra SLX |
| 1994-1998 | GMC | K1500 | Sierra Special |
| 1993 | GMC | K1500 | Sierra Sport |
| 2002-2005,2014-2018 | GMC | Sierra 1500 | Base |
| 2007-2018 | GMC | Sierra 1500 | Denali |
| 2002 | GMC | Sierra 1500 | HT |
| 1999-2003,2006,2008-2013 | GMC | Sierra 1500 | SL |
| 1999-2018 | GMC | Sierra 1500 | SLE |
| 1999-2018 | GMC | Sierra 1500 | SLT |
| 2002-2013 | GMC | Sierra 1500 | WT |
| 2010-2013 | GMC | Sierra 1500 | XFE |
| 2007 | GMC | Sierra 1500 Classic | SL |
| 2007 | GMC | Sierra 1500 Classic | SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT |
| 2007 | GMC | Sierra 1500 Classic | WT |
| 2001-2003,2005-2006 | GMC | Sierra 1500 HD | SLE |
| 2001-2003,2005-2006 | GMC | Sierra 1500 HD | SLT |
| 2007 | GMC | Sierra 1500 HD Classic | SLE |
| 2007 | GMC | Sierra 1500 HD Classic | SLT |
| 2004-2010 | Nissan | Titan | LE |
| 2011-2015 | Nissan | Titan | S |
| 2004-2010 | Nissan | Titan | SE |
| 2011-2015 | Nissan | Titan | SL |
| 2011-2015 | Nissan | Titan | SV |
| 2004-2010 | Nissan | Titan | XE |
| 2005-2015 | Toyota | Tacoma | Base |
| 2016-2018 | Toyota | Tacoma | Limited |
| 2005-2015 | Toyota | Tacoma | Pre Runner |
| 2016-2018 | Toyota | Tacoma | SR |
| 2016-2018 | Toyota | Tacoma | SR5 |
| 2016-2018 | Toyota | Tacoma | TRD Off-Road |
| 2017 | Toyota | Tacoma | TRD Pro |
| 2016-2018 | Toyota | Tacoma | TRD Sport |
| 2014-2018 | Toyota | Tundra | 1794 Edition |
| 2007-2013 | Toyota | Tundra | Base |
| 2007-2018 | Toyota | Tundra | Limited |
| 2013-2018 | Toyota | Tundra | Platinum |
| 2014-2018 | Toyota | Tundra | SR |
| 2007-2011,2014-2018 | Toyota | Tundra | SR5 |
Why Choose MaxTrac?
- Established leader in truck suspension parts since 1999
- Manufactured with tight tolerances for direct bolt-on fit
- Tested for durability on real-world lifted vehicles
Frequently Asked Questions
-
Q: Do these fit 2016 Chevy Silverado 1500 LT?
A: Yes fits 1999-2018 Silverado 1500 LT and all listed submodels with leaf spring rear -
Q: What material are the U-bolts made from?
A: High-tensile steel with zinc plating for strength and rust resistance -
Q: What is the warranty?
A: Limited lifetime warranty covers defects in materials and workmanship
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Durable cardboard box 14 x 6 x 4 inches
- Weight: 7.8 lbs
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