The bike that started it all — the plus-size movement that is. The Krampus features Surly’s Gnot-Boost rear hub spacing of 145mm; compatible with Boost 148 x 12mm thru-axle, 142 x 12mm thru-axle and 135mm quick-release hubs. Rolling on 29 x 3” tires, this bike can get you over just about anything you point it at.
- 100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtube
- The tubeset uses Surly custom trumpet tubes for greater stiffness and durability
- Adjustable rear dropouts with 145mm Gnot-Boost spacing. Works with 142, 148 12mm thru-axle, as well as 135mm with 10/12 washer
- Internal dropper seatpost routing
- E.D. coated for an added layer of internal frame protection
- Clearance for 29 x 3" tires
Frameset
Frame
100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
Fork
100% Surly Chromoly Steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated
Seatclamp
Surly stainless, 33.1mm
Drivetrain
Crankset
Shimano Deore MT510
Bottom Bracket
Shimano
Front Derailleur
N/A
Rear Derailleur
Shimano Deore RD-M6100
Cassette / Cog
OE 12-spd, 11-51t
Chain
KMC X12 Anti-Rust
Components
Grips / Bar Tape
Velo Black
Handlebar
Salsa Rustler 31.8
Stem
Kalloy 31.8
Headset
Cane Creek
Rear Shifter
Shimano Deore SL-M6100
Brake & Rotors
Avid BB5 mechanical brakes, 180F/160R
Brake Levers
SRAM FR5
Saddle
Selle Italia
Seatpost
Kalloy, 30.9, 400
Wheels
Front Hub
Novatec 15x110, 32h, 6-bolt
Rear Hub
Novatec 12x148, 32h, 6-bolt
Rims
WTB ST i40 TCS 2.0
Tires
Surly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready
Tubes
included