
2011-2025 Duramax 1.0" Rear Block Kit (HP10503)
Description
Fits
| Year | MakeĀ Ā | Model |
| 2011-2025 | Chevrolet/GM | 2500/3500HD (2WD/4WD) SRW 8-Lug w/ Aux Springs |
Ā
PacbrakeāsĀ 1.0" Rear Block Kit is built for heavy haulers and tow rigs that see real work. This kit gives your truck better weight distribution and improved control under load, all while holding up to whatever abuse you throw at it. No plastic parts here, just cast iron muscle and high-strength hardware you can trust.
Part Number:Ā HP10503
Features
-
Solid cast iron blocks for long-term durability
-
GradeĀ 10.9 high-strength U-bolts
-
GeometĀ coating resists rust and road grime
-
Zinc-plated flange nuts to fight corrosion
-
NoĀ cutting or mods required
- FitsĀ up to 35" tires
Instructions
Notes
- Will not fit Cab & Chassis or dual rear wheel (DRW) models
- Not compatible with trucksĀ without AUX/Overload springsĀ
Original: $412.41
-65%$412.41
$144.34Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Description
Fits
| Year | MakeĀ Ā | Model |
| 2011-2025 | Chevrolet/GM | 2500/3500HD (2WD/4WD) SRW 8-Lug w/ Aux Springs |
Ā
PacbrakeāsĀ 1.0" Rear Block Kit is built for heavy haulers and tow rigs that see real work. This kit gives your truck better weight distribution and improved control under load, all while holding up to whatever abuse you throw at it. No plastic parts here, just cast iron muscle and high-strength hardware you can trust.
Part Number:Ā HP10503
Features
-
Solid cast iron blocks for long-term durability
-
GradeĀ 10.9 high-strength U-bolts
-
GeometĀ coating resists rust and road grime
-
Zinc-plated flange nuts to fight corrosion
-
NoĀ cutting or mods required
- FitsĀ up to 35" tires
Instructions
Notes
- Will not fit Cab & Chassis or dual rear wheel (DRW) models
- Not compatible with trucksĀ without AUX/Overload springsĀ
















