Upgrade your e-bike drivetrain with our e*spec Direct Mount Chainrings.
Our M3 narrow-wide tooth profile reduces weight without compromising on chain-retention. While the steel version is a direct OEM replacement, the premium aluminum versions provide cleaner aesthetics, lighter weight, and long-lasting performance perfect for when you're ready to upgrade from your original ring.
Conquer your e-bike trails at a great price—power up your drivetrain now!
Don't see the size or configuration you need? Check out our updated Helix Core rings here: Helix Core e*spec Chainrings
Capacity
11 and 12-Speed Drivetrain Systems
Chain retention
Updated M3 narrow-wide tooth profile eliminates chain noise, and decreases overall system wear.
Chainline
Bosch®: 52mm (Steel) or 53mm (Aluminum)
Fazua®: 55mm
Brose®: 53mm
Shimano®: 53mm
TQ®/CL55: 55mm
Fazua®: 55mm
Brose®: 53mm
Shimano®: 53mm
TQ®/CL55: 55mm
Color
Black
Compatibility
Bosch®, Fazua®, Brose® S Mag (Not compatible with Specialized® Brose motors due to their unique offset), Shimano® EP8/E8000/E7000, TQ®
Features
Lightweight and durable design, minimal aesthetics, and updated M3 tooth profile.
Material
7050 Aluminum or Steel
Teeth
Bosch®: 34t, 36t, 38t
Fazua®: 32T, 34T
Brose®: 34T, 36T, 38T
Shimano®: 32T, 34T, 36T, 38T
TQ®/CL55: 32T, 34T
Fazua®: 32T, 34T
Brose®: 34T, 36T, 38T
Shimano®: 32T, 34T, 36T, 38T
TQ®/CL55: 32T, 34T
Weight
Bosch®:
Steel 34T: 185g / Aluminum: 123g
Steel 36T: 210g / Aluminum: 155g
Steel 38T: 250g / Aluminum: 188g
Fazua®:
32T: 120g
34T: 155g
Brose®:
34T: 126g
36T: 158g
38T: 193g
Shimano®:
32T: 137g
34T: 140g
36T: 160gg
38T: 196g
TQ®/CL55:
32T: 86g
34T: 119g
Steel 34T: 185g / Aluminum: 123g
Steel 36T: 210g / Aluminum: 155g
Steel 38T: 250g / Aluminum: 188g
Fazua®:
32T: 120g
34T: 155g
Brose®:
34T: 126g
36T: 158g
38T: 193g
Shimano®:
32T: 137g
34T: 140g
36T: 160gg
38T: 196g
TQ®/CL55:
32T: 86g
34T: 119g
Guaranteed to be free from defects in materials or workmanship for 5 years after original purchase