RideScout

Santa Cruz Heckler SL 70 vs Transition Relay PNW Alloy Eagle 90

Two emtb & road e-bikes at $4,999–$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 Relay PNW Alloy Eagle 90 costs $2300 less.
  • The Heckler SL 70 is 5.9 lb lighter.

Every spec, side by side

Heckler SL 70Relay PNW Alloy Eagle 90
Headline
Price$7,299$4,999
CategoryeMTBeMTB
Price per Wh$16.97 per Wh$11.63 per Wh
Model year20262026
Motor
Torque—60 Nm
Motor power—250 W
Peak power—450 W
DriveMid-driveMid-drive
Motor makeFazua Ride 60Fazua Ride 60
Drive systemFazuaFazua
Battery & range
Battery430 Wh430 Wh
Removable batteryNoYes
Est. real range27 mi27 mi
Estimate assumes16 Wh per mile16 Wh per mile
Weight & capacity
Weight43.98 lb49.9 lb
Class & speed
ThrottleNoNo
Top assisted speed20 mph20 mph
Build
Gears12-speed12-speed
DrivetrainSRAM 70 Eagle T-Type (10-52T)SRAM Eagle 90 (10-52T)
BrakesHydraulic discHydraulic disc
Front rotor200 mm220 mm
Rear rotor200 mm200 mm
SuspensionFull suspensionFull suspension
Fork travel160 mm170 mm
Rear travel150 mm170 mm
Front suspensionYesYes
Suspension seatpostNoNo
Tires29 x 2.5 Schwalbe Albert front, 27.5 x 2.5 Schwalbe Albert rear29 x 2.4 Schwalbe Magic Mary front, 27.5 x 2.4 Schwalbe Big Betty rear
Display—Fazua top tube LED Hub
FrameCarbon CAluminum
SizesS-XXLXS-XXL
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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