LIFT AIR SPRING SZ 130-25 P04 Driver Seat Suspension Kit | 20534645 OEM | -40°C to +70°C Temperature Range

This LIFT AIR SPRING (SZ 130-25 P04) is a high-quality replacement component designed for air ride suspension systems, specifically for driver seat applications. Manufactured to OEM specifications with part number 20534645, this air spring ensures reliable performance and durability in demanding conditions.

• Check air lines and devices for leakage and ensure they turn freely
• Inspect bellows bearing for damage, correct fastening, deformation, and sharp edges
• Verify shock absorbers for proper operation, impermeability, tightness, and bearing condition
• Periodically check nuts and bolts for proper torque (refer to manufacturer's manual)
• Examine axle suspension, trailing arms, and rods for wear
• Test height control valve functionality to ensure proper operation

• Gather all necessary tools and equipment for safe repair execution
• Review manufacturer's service guide to familiarize yourself with the suspension system
• Consult qualified suspension specialists or manufacturers if uncertain about any procedure

• Check leveling valve, linkage, and transmission parts for wear and damage; replace as needed
• Inspect shock absorbers for leakages and perform shock absorber testing
• Examine air lines for cracks or damage along their entire length after disconnection
• Inspect frame hangers, trailing arm bushings, torque rods, trailing arms, and air spring mounts
• Clean air spring mounting plates thoroughly before installing new unit
• Always use new attaching bolts and observe specified tightening torques
• Verify leveling valve linkage functionality under load conditions