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ReadyLift Suspension SST2.1 Lift Kits for 2019-2024 SIERRA 1500, SILVERADO 1500 - 62-39440 Lift, SST2.1, 4 in. Lift, Coilovers, Blocks, Shocks, Upper Control Arms, Chevy, GMC, Kit

ReadyLift Suspension SST2.1 Lift Kits for 2019-2024 SIERRA 1500, SILVERADO 1500 - 62-39440 Lift, SST2.1, 4 in. Lift, Coilovers, Blocks, Shocks, Upper Control Arms, Chevy, GMC, Kit

A$7,893.49
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 16:22:36

Data: v4.2 - Upd: 2026-11-08 20:42:01

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Readylift Suspension, READYLIFT
StreetFX SKU rls62-39440
SFX Item ID 5009215
Accounting SKU rls-62-39440
Manufacturer SKU 62-39440
Manufacturer UPC 00194933366477
Alternative References 62-39440, RLS-62-39440

Suspension Lift, SST2.1, 4 in. Lift, Coilovers, Lift Blocks, Shocks, Upper Control Arms, Chevy, GMC, Kit

ReadyLift Suspension SST2.1 lift kits offer your truck improved stance, performance, and capability, along with the ability to clear larger wheels and tires. These vehicle-specific kits feature performance-tuned Falcon 2.1 dampers/shocks on all four corners, providing a better-than-factory feel. Along with the Falcons, each kit provides complementing components for excellent handling, control, and stability. Select the kit designed for your vehicle.

Falcon features and benefits:
• Improved dynamic roll control and low-speed damping
• Dramatic improvement in on-road comfort and off-road performance
• Optimized fitment for unobstructed suspension travel and articulation
• 6061 T-6 aluminum alloy shock body resists impact to protect internal components
• Smooth-honed internal shock body surface for long-term performance
• 3/4 in. induction hardened chrome plated shaft resists rock damage, corrosion, and shaft buckling
• Large shaft diameter provides a wide range of adjustments on adjustable shocks
• Hard anodized 6061 T-6 aluminum alloy billet piston
• One-piece PTFE bronze piston wear band with O-ring

Product Attributes
BrandReadyLift Suspension
Manufacturer's Part Number62-39440
Part TypeSuspension Leveling & Lift Kits
Product LineReadyLift Suspension SST2.1 Lift Kits
UPC194933366477
Lift StyleSuspension Lift Kit
Primary Front Lift ComponentCoilover
Primary Rear Lift ComponentLeaf spring block
Front Shocks/Struts IncludedYes
Front Shock Quantity Per Wheel1
Front Shock TypeAdjustable coilover
Rear Shocks/Struts IncludedYes
Rear Shock Quantity Per Wheel1
Rear Shock TypeDouble adjustable monotube with reservoir
Brake Lines IncludedNo
Hardware IncludedYes
FMVSS 126 CertificationNo
QuantitySold as a kit.
NotesVehicles with mono-leaf rear springs require 67-39530UB. Use of 4 Hi feature is not recommended. Not compatible with 2019 classic body LD, Limited or Super Cruise models.

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