Salsa Cutthroat Frameset 2026

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The Cutthroat C Frameset is all about potential. Build it into your dream bikepacking bike and tackle the Tour Divide or the open-ended adventure of your choosing.

Cutthroat’s lightweight carbon frame with Class 5 VRS™ supports you every mile of the way with stiffness for pedaling efficiency and compliance for comfort. The drop-bar mountain bike geometry feels stable whether your route includes ribbons of pavement or rugged doubletrack, and it only gets more stable when you load up the ample cargo mounts. This bikepacking frameset is ready for your next big adventure — just add your favorite components.

Frame Specs

• Design Wheel/Tire Sizes: 29 x 2.25" (29 x 2.4" Max)
  (Some front derailleurs may reduce tire clearance. Check manufacturer’s specifications to confirm clearance before installing.)

• Suspension Fork Length (Travel): 506 mm (100 mm Travel)

• Rigid Fork Length: 483 mm

• Fork Offset: 51 mm

• Rear Spacing: 148 x 12 mm Thru-axle

• Rear Axle Size: M12 x P1.0 x 175

• Rear Brake (Rotor): Flat mount (140–160 mm), flat mount frame standard (25mm Thickness), 32 mm bolt length

• Front Brake (Rotor): Flat mount (160–180 mm), flat mount frame standard (35 mm thickness), 42 mm bolt length

• Headset - Upper: IS41

• Headset - Lower: IS52

• Front Spacing: 110 x 15 mm Thru-axle

• Seatpost: 27.2 mm

• Dropper Post Compatible: Yes, internal.

  • For Internal Dropper Post Routing:
    • 1x mechanical drivetrain: Route the dropper post cable through the drive side of the down tube.
    • Di2 drivetrains: Mount the Di2 battery in the seatpost, then route the dropper post cable through the drive side of the downtube.
  • For External Dropper Post Routing:
    • 1x and 2x mechanical and Di2 drivetrains: Route the dropper post cable through the dynamo rear light holes on the non-drive side of the top tube.

• Seatpost Clamp: 32.0 mm

• Front Derailleur Type: Road, braze-on, 2x, bottom-pull

• Derailleur Hanger: SRAM UDH

• Bottom Bracket: Press Fit BB92, 41 x 92 mm

• Crankset (Max Ring):

  • 1x MTN Boost: 40t Max
  • 2x RD Boost outer ring: 46–50t, inner ring: 30–36t
    Oval chainrings subtract 2t from max

• Accessory Mounts:

  • Front Rack Mounts: Yes, lowrider compatible. Salsa Down Under rack recommended.
  • Rear Rack Mounts: Yes, Salsa Rack Lock seatpost collar required. Salsa Wanderlust Rack recommended.
    • Salsa Bent Rack Struts (part #RK8030) required for installation on 58 cm and 60 cm frames.
    • Not compatible with Salsa Wanderlust HD Rack.
  • Under Downtube Mount: Yes, two pair.
  • Top Tube Mounts: Yes, compatible with Salsa Top Tube bag.

• Bottle Mounts:

  • Frames up to 54cm: 2 in main triangle.
  • Frames 56cm and larger: 3 in main triangle.

• Fork Mounts: Yes, one set of Three-Pack mounts on each fork leg.

• Rear Fender Mounts: n/a