2011-2018 1 Ton Chevy/ GMC Pick-Up Suspension Kit
Front Suspension: Torsion bar/IFS
Rear Suspension: Leaf spring/Straight axle
Lug Size: 14mm RH
Bolt Pattern: 8X180MM
Max Stock Tire: 32x11.00 on 8 inch wheel
OEM Wheel Size: 17 inch-20 inch
Special Notes:GM has made some major updates on the2500HDs. The new truck is heavier and stronger than the previous models and the updated suspension required all new suspension kits.
Additional Notes:GM has changed the bolt pattern on these trucks to a 8X180mm bolt pattern.