Suspension and Components› Suspension Kits
ReadyLift Suspension
RLS - 2 Rear Block Kit for use with Factory Top Overloads Fits Chevrolet GMC 2500 3500HD 2011-2018
SKU: R01A 66-3122
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | ReadyLift Suspension |
| Part Number | R01A 66-3122 |
Videos
New 2020 Silverado / Sierra 2500 3500 HD Leveling & Lift Kits - ReadyLIFT
Truth About ReadyLIFT Suspensions
READY LIFT 2011 Up Chevy Silverado / GMC Sierra - 2500/3500 HD leveling kit installation
ReadyLIFT Tech Talk - How To Properly Install A Leveling or Lift Kit on you New GM Truck
3'' SST Lift Kit Chevy/GMC Silverado / Sierra 2500HD/3500HD 2020-2024
Readylift shock extensions for 2019 silverado z71 LD legacy
Going Up! Installing ReadyLift SST (2021 Trail Boss)
Rear Blocks LAST
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy