Progressive Suspension 04140451 Fork springsRef : PRSU00034A / 04140451

Progressive Suspension Monotube Cartridge Kit (ref. 31-2514)

Transform your roadster's fork with a high-performance monotube cartridge designed for more precise handling. This kit includes gas monotube fork cartridges and custom fork springs, engineered to enhance dive resistance, front-end stability, cornering grip, and bottoming management without altering the fork structure.

• Tube diameter: 39.00 mm (1.54")
• Style: Monotube
• Height adjustment: Standard
• Unit: Complete kit (cartridges + springs)
• Manufacturing: United States

No machining or modification of the fork is required for installation. Lowering kit versions are available and can lower the front by up to 2"; however, please note: lowering kits are not compatible with Low models. This kit is particularly aimed at machines from the Sportster family and similar roadsters.

Examples of commonly compatible models: Harley-Davidson XL 1200 T, XL 1200 C, and XL 883 L (2020 model year). For safer road handling and enhanced riding feel, these Progressive cartridges provide significantly improved tracking quality and fork feel on the road.