Transition Regulator CX Eagle 70
120 Nm
Torque
600 Wh
Battery
Full-power carbon all-mountain eMTB on the Bosch Performance Line CX: 120 Nm, 750W peak, 600Wh PowerTube. Mixed wheels only (no 29 rear), 150mm rear and 160mm front travel: RockShox Domain Gold RC fork, RockShox SuperDeluxe Base shock, SRAM Maven Base brakes on 200mm rotors, SDG Tellis dropper (150-230mm by size). The battery is fixed in the downtube; removing it means removing the drive unit. Compatible with the Bosch PowerMore 250Wh range extender on MD-XL, sold separately. Transition lists this build's weight as TBD (the Eagle 90 build is 48.1 lb in MD), states no class, top speed or UL certification, and no model year; 2026 is the year it was read. Price read on sale at $6,799 against $7,999; the Eagle 90 and XT Di2 builds are $7,999 and $8,899.
Full specification
| Headline | |
| Price | $6,799 |
|---|---|
| Category | eMTB |
| Price per Wh | $11.33 per Wh |
| Model year | 2026 |
| Motor | |
| Torque | 120 Nm |
| Peak power | 750 W |
| Drive | Mid-drive |
| Motor make | Bosch Performance Line CX (BDU38) |
| Drive system | Bosch |
| Battery & range | |
| Battery | 600 Wh |
| Removable battery | No |
| Class & speed | |
| Throttle | No |
| Build | |
| Gears | 12-speed |
| Drivetrain | SRAM Eagle 70 (10-52T) |
| Brakes | Hydraulic disc |
| Front rotor | 200 mm |
| Rear rotor | 200 mm |
| Suspension | Full suspension |
| Fork travel | 160 mm |
| Rear travel | 150 mm |
| Front suspension | Yes |
| Suspension seatpost | No |
| Tires | 29 x 2.5 Maxxis Assegai front, 27.5 x 2.4 Maxxis Minion DHRII rear |
| Display | Bosch System Controller (US/Canada) |
| Frame | Carbon |
| Sizes | SM-XL |
| Step-through option | No |
| Included | |
| Lights | No |
| Fenders | No |
| Rack | No |
| Kickstand | No |
| As the maker states it | No UL certification stated on the product pages we read |
| Warranty terms | Frame covered for life against manufacturing defects for the original owner, with lifetime crash replacement; Bosch Smart system components two years (brand policy) |
Safety certification: not published. Transition states: “No UL certification stated on the product pages we read” (source). That is the manufacturer’s own claim, not something we verified, you can check a specific model in UL’s Product iQ database. Why this matters.
Specs transcribed from www.transitionbikes.com on 09/29/2026. Fields the manufacturer does not publish are shown as “—” rather than estimated. Manufacturers revise specs without notice: confirm before buying.
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