Santa Cruz Heckler SL GX AXS e-MTB, side view
Photo: Santa Cruz
Lightweight eMTBTrail2025
Heckler SL range · 5 builds

Santa CruzHeckler SL GX AXS

£8,399UK RRP, VAT incl.
Motor
Fazua Ride 6060 Nm
Battery
430 WhFazua integrated battery, charged in the frame
Travel F / R
160 / 150 mm
Wheels
Mullet 29" / 27.5"
Frame
Carbon
Weight
19.6 kgManufacturer figure (size not stated)

All Fazua Ride 60 eMTBs →

Overview

The Santa Cruz Heckler SL GX AXS (£8,399) is a mid-range build of the Heckler SL: Fazua Ride 60 with 430 Wh, Fox 36 Float Performance Elite fork, Fox Float X Performance Elite shock, SRAM GX Eagle AXS T-Type and SRAM Maven Bronze Stealth brakes. Claimed weight is 19.6 kg.

The Heckler SL is Santa Cruz's lightweight e-MTB, built around the Fazua Ride 60 drive unit and a 430 Wh battery integrated in the down tube. The carbon frame has 150 mm of VPP rear travel, a 160 mm fork, mixed wheels and a flip chip.

The battery is designed to be charged in the frame and removed only for service. The UK line-up mixes the MY26 70 and 90 builds with the MY25 GX AXS, X0 AXS RSV and XX AXS RSV, with claimed weights from 19.4 to 20.1 kg.

  • Fazua Ride 60 light-assist motor
  • 430 Wh integrated battery
  • 150 mm VPP rear / 160 mm fork
  • Mixed wheels, flip chip

Gallery

Photos: Santa Cruz

Full specifications

Frame & suspension

Frame material
Carbon C
Wheel size
MX (29" front / 27.5" rear)
Fork
Fox 36 Float Performance Elite, Grip X2, 160mm
Rear travel
150mm
Rear shock
Fox Float X Performance Elite, 210x55

E-system

Motor
Fazua Ride 60
Battery
Fazua 430 Wh Integrated Battery

Drivetrain

Shifter
SRAM AXS Pod Bridge
Rear derailleur
SRAM GX Eagle AXS T-Type, 12spd
Cassette
SRAM GX Eagle T-Type, 10-52t
Chain
SRAM GX Eagle T-Type, Flattop, 12spd
Crankset
Race Face Aeffect R, 165mm or Praxis eTor AL, 165mm
Chainguide
OneUp Chainguide

Brakes

Brakes
SRAM Maven Bronze Stealth
Front rotor
SRAM HS2 200mm
Rear rotor
SRAM HS2 200mm

Wheels & tyres

Rims
Reserve 30|SL AL 6069 or Raceface ARC 30
Front hub
DT Swiss 370, 15x110, 6-Bolt, 28h
Rear hub
DT Swiss 370, 12x148, XD, 6-Bolt, 36t, 28h
Front tyre
Schwalbe Albert, 29x2.5, Trail Radial Ultra Soft
Rear tyre
Schwalbe Albert, 27.5x2.5, Trail Radial Soft

Cockpit

Handlebar
Santa Cruz e35 Carbon Bar, 800mm
Stem
Burgtec Enduro MK3, 42mm
Grips
Santa Cruz Bicycles House Grips
Headset
Cane Creek 50 IS Integrated Headset
Saddle
SDG Bel-Air V3, Max Lux-Alloy Atmos
Seatpost
OneUp Dropper Post, 31.6

Other

Weight
43.23 lbs / 19.61 kg
Head tube standard
IS 41 / IS52
Fork offset
44mm
Fork axle-to-crown
571mm
BB shell
Fazua DU w/ E-TOR spindle
Max chainring
36t
UDH compatible
Yes
Rear spacing
148mm
Rear brake mount
PM 200mm
Max rotor size
220mm
Max tyre width
2.6"

Manufacturer specification — source. Specs and prices can change; check with the brand or your dealer.

Heckler SL geometry

SizeSMLXLXXL
Reach435 / 432.4 mm460 / 457.4 mm480 / 477.5 mm500 / 497.4 mm525 / 522.5 mm
Stack614.9 / 616.8 mm624 / 625.8 mm633 / 634.9 mm651 / 653 mm664.5 / 666.5 mm
Head tube angle64.3° / 64°64.3° / 64°64.3° / 64°64.3° / 64°64.3° / 64°
Head tube length100 mm110 mm120 mm140 mm155 mm
Rear center443 / 443.8 mm443 / 443.8 mm443 / 443.8 mm446 / 446.8 mm450 / 450.7 mm
Front center766.1 / 765.9 mm795.4 / 795.3 mm819.7 / 819.6 mm848.4 / 848.3 mm879.9 / 879.8 mm
BB height344 / 340.7 mm344 / 340.7 mm344 / 340.7 mm344 / 340.7 mm344 / 340.7 mm
BB drop front28.5 / 31.8 mm28.5 / 31.8 mm28.5 / 31.8 mm28.5 / 31.8 mm28.5 / 31.8 mm
BB drop rear9.9 / 13.3 mm9.9 / 13.3 mm9.9 / 13.3 mm9.9 / 13.3 mm9.9 / 13.3 mm
Wheelbase1209.1 / 1209.7 mm1238.4 / 1239.1 mm1262.7 / 1263.4 mm1294.4 / 1295.1 mm1329.9 / 1330.5 mm
Top tube length569.2 / 579.6 mm602.7 / 602.9 mm620.6 / 621.5 mm641.8 / 642.7 mm669.1 / 670 mm
Seat tube length380 mm405 mm430 mm460 mm500 mm
Seat tube angle76.8° / 76.6°77.1° / 76.9°77.5° / 77.2°77.7° / 77.5°77.8° / 77.5°
Standover height720.1 / 716.2 mm733 / 728.8 mm733.4 / 729.3 mm731.7 / 731.6 mm741 / 738.6 mm

Where two values are given: High / Low flip-chip position. Source: Santa Cruz.

Heckler SL: builds compared

Heckler SL range →
Heckler SL 70Heckler SL 90Heckler SL GX AXSHeckler SL X0 AXS RSVHeckler SL XX AXS RSV
Price£5,999£6,999£8,399£9,799£11,499
FrameCarbonCarbonCarbonCarbonCarbon
ForkRockShox Lyrik Base, 160mmFOX 36 Float Performance, GripFox 36 Float Performance Elite, Grip X2Fox 36 Float Factory, Grip X2Fox 36 Float Factory, Grip X2
ShockFOX Float PerformanceFOX Float X PerformanceFox Float X Performance EliteFox Float X FactoryFox Float X Factory
DerailleurSRAM 70 Eagle T-TypeSRAM 90 Eagle T-TypeSRAM GX Eagle AXS T-TypeSRAM X0 Eagle AXS T-TypeSRAM XX Eagle AXS T-Type
BrakesSRAM DB8SRAM Maven BaseSRAM Maven Bronze StealthSRAM Maven Silver StealthSRAM Maven Ultimate Stealth
WheelsWTB ST Tough 30Reserve 30|HD ALReserve 30|SL AL 6069 or Raceface ARC 30Reserve 30|HD CarbonReserve 30|HD Carbon
Weight20 kg20.1 kg19.6 kg19.5 kg19.4 kg

Heckler SL GX AXS: FAQ

How much does the Santa Cruz Heckler SL GX AXS cost?

£8,399 (UK RRP, VAT incl.). The Heckler SL range runs from £5,999 (Heckler SL 70) to £11,499 (Heckler SL XX AXS RSV). Prices vary by country and dealer.

How much does the Santa Cruz Heckler SL GX AXS weigh?

Santa Cruz quotes 19.6 kg. The lightest Heckler SL build is the Heckler SL XX AXS RSV at 19.4 kg.

What motor and battery does the Santa Cruz Heckler SL GX AXS have?

Fazua Ride 60 (60 Nm). 430 Wh battery — fazua integrated battery, charged in the frame.

How much suspension travel does the Santa Cruz Heckler SL GX AXS have?

160 mm at the fork and 150 mm at the rear, on mullet 29" / 27.5" wheels.

What sizes does the Santa Cruz Heckler SL GX AXS come in?

S, M, L, XL, XXL. Check the geometry table to compare reach and stack between sizes.

What is the difference between the Heckler SL GX AXS and the Heckler SL X0 AXS RSV?

They share the Heckler SL frame platform and motor; the differences are in the parts — fork: Fox 36 Float Performance Elite vs Fox 36 Float Factory; shock: Fox Float X Performance Elite vs Fox Float X Factory; derailleur: SRAM GX Eagle AXS T-Type vs SRAM X0 Eagle AXS T-Type; claimed weight: 19.6 kg vs 19.5 kg; price: £8,399 vs £9,799.

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