The Helix Race Carbon pairs e*thirteen's lightweight carbon crank arms with a DUB 30mm aluminium spindle, built to ASTM 4 strength for everything from XC racing to all-mountain riding, in a 175mm arm length.

Highlights

  • Carbon crank arms on a DUB-interface 30mm aluminium spindle
  • ASTM 4 tested for Aggressive Trail and All-Mountain through to XC Race use
  • 8-bolt chainring interface; e*thirteen's own 8-Bolt rings use a 4-bolt locking mechanism to save weight
  • Moulded crank boots, APS preload adjuster and self-extractor system included
  • Captive pedal washers for simple installation
  • 175mm arm length

Carbon strength, low weight

e*thirteen builds the Helix Race Carbon to ASTM 4, giving it the strength for aggressive trail and all-mountain riding at a weight that also suits XC race builds.

Compatibility & fit

68/73mm threaded BB shell. Takes e*thirteen Helix Race 8-Bolt chainrings (or standard 8-bolt rings from other brands, using all 8 bolts) at a 55mm Boost chainline. Bottom bracket and chainring are sold separately; the Tune workshop can fit both.

e*thirteen covers the Helix Race Carbon crankset for 10 years against manufacturing and material defects, plus a discounted crash replacement policy. For warranty support, return the product to Tune Cycles and we'll manage the claim with e*thirteen's Australian distributor. This is in addition to your rights under the Australian Consumer Law. Keep your proof of purchase.
  • Carbon arms, DUB 30mm aluminium spindle
  • ASTM 4 rated, Aggressive Trail to XC Race
  • 8-bolt chainring interface, 55mm Boost chainline
  • APS adjuster and self-extractor system included
  • 175mm arm length
Brande*thirteen
ModelHelix Race Carbon
Crank arm length175mm
SpindleDUB, 30mm aluminium
BB shell68/73mm threaded
MaterialCarbon crank arms
RatingASTM 4
Chainring interfaceHelix Race 8-Bolt, 55mm Boost chainline (sold separately)
ColourGraphite
SKU DTW-ETG-CS5HRA-102
Barcode # 4711280345670
Brand e*Thirteen