2007-2018 Chevrolet Silverado 1500 / GMC Sierra 1500 + 2019 Classic U-Bolt Set for 3"-4" Rear Blocks
Complete your rear lift-block installation with a properly sized Trekline Grade 8 U-bolt set. The zinc-coated hardware is matched to the vehicle configuration and block-height range shown below. Because axle, spring-pack and previous suspension changes can affect the required dimensions, measurement is still required before ordering.
U-Bolt Specifications
- Bend: Square
- Diameter (D): 9/16"
- Overall Length (L): 12.5"
- Inside Width (W): 2.6"
- Usable Thread (T): 6"
- Block Height: 3"-4"
- Placement: Rear
Vehicle Fitment
2007-2018 Chevrolet Silverado 1500 2WD/4WD; 2007-2018 GMC Sierra 1500 2WD/4WD; 2019 Classic-body application per Trekline product title/application
Application Note: For 3-inch to 4-inch rear blocks. Confirm 2019 Classic axle and spring measurements before ordering.
What Is Included
- 4 Grade 8 zinc-coated U-bolts
- 8 washers
- 8 nuts
Fitment Notes
- Measure before ordering. Verify bend style, bolt diameter, inside width, overall length and usable thread against the actual axle and leaf-spring pack.
- If blocks are stacked, use the total block height when checking required U-bolt length.
- U-bolts may be shortened only when adequate thread remains for proper washer, nut and torque engagement.
Brand: Trekline
SKU: 800250109
