ReadyLIFT 6" MAX3.3 Suspension System - 2022-2025 Toyota Tundra (Rear Coil Springs, 2WD/4WD)

The ReadyLIFT 6" MAX3.3 Suspension System (part 42-52640) is built for the 2022-2025 Toyota Tundra with rear coil springs. It combines Falcon 3.3 Fast Adjust dampers with ReadyLIFT's high-angle CV axle upgrade for more ground clearance and room for larger tires.

Part number: ReadyLIFT 42-52640

Key features

• Falcon 3.3 Fast Adjust dampers with a 3-position knob (Soft, Custom, Firm) and an 8-position Micro Adjust dial
• Heavy-duty 6061-T6 aluminum shock body construction
• Red Line high-VI shock oil and volume-optimized damping (VOD)
• High-angle CV axles with stronger shafts and a true CV joint for lifted operating angles
• Front and rear crossmembers, knuckles, and skid plate
• Retains factory ride and turning radius, per ReadyLIFT

What's included

• Falcon front assemblies (left and right) and rear assemblies (left and right)
• 6" rear coil springs
• Left and right knuckles
• CV axle kit
• Front crossmember, rear crossmember, and skid plate
• Front and rear sway bar drop brackets
• Rear geometry correction bracket and rear track bar bracket
• Front and rear brake line brackets, rear ABS relocator and bracket
• Front and rear bump stops and rear bump stop extension
• Cam block-off plates, headlight sensor bracket, front differential vent hose
• Hardware pack

Fitment

• 2022-2025 Toyota Tundra with rear coil springs, 2WD/4WD
• Not compatible with TRD Pro (Bilstein coilovers), iForce Max hybrid, AVS (Adaptive Variable Suspension), or the TRD rear sway bar
• Stock wheels cannot be reused; most aftermarket 20"+ wheels fit (verify before install)

Tire fitment

• 35" tires on 20x9 wheels with 5.75" backspace (18-20mm offset)
• Max with trimming: 37" tires on 20x9 wheels with 5.5" backspace (10-13mm offset)
• ReadyLIFT bases its wheel and tire recommendations on specific wheel and tire brands, and sizes vary by manufacturer, so test-fit every wheel and tire combination before installation.

Install notes

• Estimated installation time: 12 hours +/- 1 hour (excludes alignment and wheel/tire assembly).
• Read the instructions completely before starting. ReadyLIFT recommends installation by a certified mechanic.

Questions about fitment? Email [email protected] with your year, make, model, and trim before ordering.