The SRAM X4 Rear Derailleurdelivers smooth, reliable shifting performance. It’s designed for bikes with 7, 8 or 9 rear gears. Typically for recreational mountain bikes, hybrids, and commuter bikes.

Built with the same practical approach that defines SRAMs entry-level range, the X4 is simple to set up, easy to maintain. And tough enough to handle daily riding and weekend adventures.

The X4s robust construction and proven spring tension keep your chain secure over rough terrain. While SRAMs precise geometry ensures crisp, accurate gear changes.

If youre looking for fuss-free performance at a great value, the SRAM X4 Rear Derailleur is perfect.

• ESP compatible (1:1 actuation ratio) for ESP trigger or twist shifters
• Di.R.T (Direct Route Technology) for light-effort shifting performance
• Alloy outer link and B-knuckle with Grilon composite P-knuckle
• Steel/composite cage with replaceable pulleys
• 7/8/9-speed compatible with top-normal resting position

MPN: 00.7515.033.000