SRAM GX Eagle Boost Crankset 55mm Chainline

The SRAM GX Eagle Boost Crankset with a 55mm chainline is engineered for mountain bikers who demand dependable performance, durability, and efficient power transfer on every ride. Built around SRAM's proven DUB spindle interface, it creates a stronger, simpler connection between the crankset and bottom bracket, delivering increased stiffness while improving long-term reliability on challenging terrain.

Forged from lightweight 7000-series aluminum, the crank arms are designed to withstand aggressive trail riding without adding unnecessary weight. The included direct mount X-SYNC 2 chainring provides exceptional chain retention, quieter operation, and improved mud clearance, making it an ideal match for SRAM Eagle drivetrains. DUB-compatible bottom bracket sold separately.

Key Features

• SRAM DUB Technology – Creates a stronger, stiffer, and more durable crank-to-bottom bracket interface
• 7000-Series Forged Aluminum Arms – Lightweight, trail-ready construction built for long-lasting durability
• X-SYNC 2 Direct Mount Chainring – Optimized for Eagle drivetrains with excellent chain retention, quiet operation, and improved mud clearance