SKU: RLS66-1201

1" inch Rear Block Kit

Ships From Manufacturer in 3-5 Days
Confirmed fitment below
YEARS
2003-2026
MAKE / MODEL
Dodge RAM/RAM /
SERIES
2500/3500
ENGINE
5.9L Cummins/6.7L Cummins
Price
$159.95
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PRODUCT DETAIL

Key Features & Description

Features:

  • Provides 1-inch rear lift
  • Compatible with 2003-2013 RAM 2500 4WD
  • Compatible with 2003-2026 RAM 3500 4WD
  • Made from durable cast iron
  • Includes rear blocks, u-bolts, nuts, washers
  • Safe alternative to stacked blocks
  • Easy installation, typically in 1 hour
  • Eliminates rear end sag
  • Lifetime warranty for peace of mind
  • Not compatible with rear coil suspensions
  • Designed for Single Rear Wheel (SRW) trucks
  • Perfect for non-Camper Package trucks
  • Prevents illegal stacking of blocks

Level Up Your Ride with the ReadyLift 1 Inch Rear Block Kit

If you're looking to upgrade your rear suspension and add a subtle lift to your 2003-2026 RAM 2500/3500 4WD truck, the ReadyLift 66-1201 1-inch Rear Block Kit has got you covered. This kit is the perfect solution for tackling rear-end sag and improving the overall stance of your vehicle. Whether you're hauling a heavy trailer, off-roading with your buddies, or just looking to level things out, this block kit gives your truck a smoother, more stable ride. Constructed from durable cast iron, it’s built to last and handle whatever the road, or trail, throws at it. The 1-inch lift isn’t just about looks; it’s designed to keep your truck level, ensuring better handling, reduced body roll, and improved towing capacity. Plus, the kit includes all the necessary hardware, rear blocks, longer u-bolts, nuts, and washers, making installation a breeze. Whether you're looking to beef up your work truck or enhance your weekend warrior, this rear block kit is an easy upgrade that’s built to perform. It’s the no-fuss solution for a more capable ride, backed by a Lifetime Warranty for added peace of mind.

Strong, Durable, and Ready for Heavy Loads with ReadyLift Rear Blocks

The ReadyLift 66-1201 1-inch Rear Block Kit is a heavy-duty, OEM-style suspension upgrade made for 2003-2026 RAM 2500/3500 4WD trucks. Designed to handle the stresses of heavy towing, off-roading, and daily driving, this rear block kit provides a reliable 1-inch lift. Made from high-quality, cast iron, the rear blocks are engineered to withstand tough conditions without compromising on strength. This kit eliminates the risks associated with stacking blocks, which is illegal in some areas, by providing a single, robust lifting solution. The included components, cast iron blocks, e-coated u-bolts, nuts, and washers, are all designed to work together seamlessly for a secure installation. In fact, you can expect to complete the installation in about an hour with basic tools. Keep in mind, this kit is designed for Single Rear Wheel (SRW) trucks and is not compatible with rear coil spring suspensions or vehicles with the Camper Package. For owners of 2003-2025 RAM 2500/3500 4WD models, this rear block kit is the perfect way to boost your suspension’s performance without a major overhaul.

 Fitment: 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 Dodge RAM 2500/3500 5.9L/6.7L Cummins 4WD/SRW

Notes:

  • Compatible with 2003-2013 RAM 2500 4WD
  • Compatible with 2003-2026 RAM 3500 4WD
  • Not for rear coil spring suspensions or Camper Package trucks.
  • Provides a 1-inch lift for leveling and improved towing.
  • Made from durable cast iron for long-lasting strength.
  • Easy 1-hour installation with basic tools.
  • Includes cast iron blocks, E-coated u-bolts, nuts, and washers.
  • Prevents illegal stacking of lift blocks in some states.
  • Does not increase GVWR, ensure load limits are not exceeded.
  • Comes with a Lifetime Warranty for added peace of mind.
  • Great for improving stability, reducing body roll, and towing capability.

FITMENT GUIDE

Exact Fitment — Verify Your Year

Year RangesYears
Make
Model
Series
Engine
2003-2026
Dodge RAM/RAM
2500/3500
5.9L Cummins/6.7L Cummins

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