Aeffect R eMTB Crankarms
by Race Face
Our Aeffect R eMTB cranks bring the burly, purpose-driven design of Aeffect R to light-assist and full-power e-bikes . While they are designed for rowdy, power-down riding, the 4 85 g weight puts them among the lightest alloy eMTB cranks on the market.

Details
- Type
- cranksets
- Discipline
- mountain
- Price
- $104.99
- Sale price
- $104.99
- Weight
- —
- SKU
- CK22AEREMTB160BLK
- Availability
- in stock
Specs
- Speeds
- —
- Actuation
- —
- Subcategory
- —
- Power meter
- —
- Power meter type
- —
- Model line
- Aeffect R
- Generation
- —
Full specs (JSON)
- Material
- 7050 Aluminum
- Motor interfaces
- ISIS, ETOR, ISIS (Bosch SX)
- Chainring mount
- Cinch Direct Mount (spider sold separately)
- Product type
- eMTB crank arms (no chainring included)
- Weight note
- 485g arms-only. Cannot normalize to arms+chainring+spindle standard.
Variants (9)
| Size | Price | Crank length (mm) |
|---|---|---|
| ISIS / 160 | $104.99 | 160 |
| ISIS / 165 | $104.99 | 165 |
| ISIS / 170 | $104.99 | 170 |
| ETOR / 160 | $109.99 | 160 |
| ETOR / 165 | $109.99 | 165 |
| ETOR / 170 | $109.99 | 170 |
| ISIS+Bosch SX / 160 | $109.99 | 160 |
| ISIS+Bosch SX / 165 | $109.99 | 165 |
| ISIS+Bosch SX / 170 | $109.99 | 170 |