2007(New)-2013 Chevy Silverado 1500 Full Suspension Lift Kit & Extended Length Pro Comp Shocks 2WD 4WD Front Lift:2" Steel kits are cut-out and

Steel kits are cut-out and welded together

Center Bore: 125mm

The differential drop kit will give you an approx

2x Pinion Alignment Shims

2007(New)-2013 Chevy Silverado 1500 Full Suspension Lift Kit & Extended Length Pro Comp Shocks 2WD 4WD Front Lift:2" Steel kits are cut-out and2x Front Strut Spacers 2x Rear Lift Blocks 4x Premium Electrostatic Powder Coated U Bolts 2x Front Pro Comp Extended Shocks 2x Rear Pro Comp Extended Shocks Installation Instructions Fitment Notes: Fits 6 Lug Models ONLY Non Airbag Auto Ride Pro4X model will NOT fit 3" or 3. 5" front spacer IMPORTANT: *Aftermarket Uniball UCA is highly recommended on 2019+ models when front lift is higher than 2. 5". The upper ball joint will wear out rapidly with use