RideScout

Santa Cruz Heckler SL 70 vs Transition Regulator CX Eagle 70

Two emtb & road e-bikes at $6,799–$7,299, every published spec lined up. Nothing here is estimated: a figure the manufacturer does not publish is shown as “—”.

vs

Where they differ

  • The Regulator CX Eagle 70 carries 170 Wh more battery.
  • The Regulator CX Eagle 70 costs $500 less.

Every spec, side by side

Heckler SL 70Regulator CX Eagle 70
Headline
Price$7,299$6,799
CategoryeMTBeMTB
Price per Wh$16.97 per Wh$11.33 per Wh
Model year20262026
Motor
Torque—120 Nm
Peak power—750 W
DriveMid-driveMid-drive
Motor makeFazua Ride 60Bosch Performance Line CX (BDU38)
Drive systemFazuaBosch
Battery & range
Battery430 Wh600 Wh
Removable batteryNoNo
Est. real range27 mi—
Estimate assumes16 Wh per mile—
Weight & capacity
Weight43.98 lb—
Class & speed
ThrottleNoNo
Top assisted speed20 mph—
Build
Gears12-speed12-speed
DrivetrainSRAM 70 Eagle T-Type (10-52T)SRAM Eagle 70 (10-52T)
BrakesHydraulic discHydraulic disc
Front rotor200 mm200 mm
Rear rotor200 mm200 mm
SuspensionFull suspensionFull suspension
Fork travel160 mm160 mm
Rear travel150 mm150 mm
Front suspensionYesYes
Suspension seatpostNoNo
Tires29 x 2.5 Schwalbe Albert front, 27.5 x 2.5 Schwalbe Albert rear29 x 2.5 Maxxis Assegai front, 27.5 x 2.4 Maxxis Minion DHRII rear
Display—Bosch System Controller (US/Canada)
FrameCarbon CCarbon
SizesS-XXLSM-XL
Step-through optionNoNo
Included
LightsNoNo
FendersNoNo
RackNoNo
KickstandNoNo
SafetyUL 2849*—
Safety certificationUL 2849: most models, confirm this one—
As the maker states itUL 2849: Yes, the Bullit is certified to the UL 2849 requirements (same wording on the Vala page; the Heckler SL page states no certification)No UL certification stated on the product pages we read
Warranty termsLifetime frame warranty for the original owner; paint and decals three years; lifetime bearing replacement (brand policy)Frame covered for life against manufacturing defects for the original owner, with lifetime crash replacement; Bosch Smart system components two years (brand policy)

Specs transcribed from www.santacruzbicycles.com on 09/29/2026 and www.transitionbikes.com on 09/29/2026. Manufacturers revise specs without notice: confirm before buying.

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