2026 Transition Spire Carbon Eagle 90-B Mountain Bike

The 2026 Transition Spire Carbon Eagle 90-B is a 29-inch enduro bike designed to climb efficiently and deliver downhill-bike confidence on the way back down.

Key features

• Carbon frame with 170mm rear travel
• RockShox ZEB Ultimate fork with 170mm travel
• RockShox Vivid Ultimate rear shock
• SRAM Eagle 90 mechanical Transmission
• Powerful four-piston hydraulic disc brakes
• 29-inch wheels
• Galactic Black finish