The bike that started it all the plus-size movement that is. The Krampus Front Sus takes it a step further with the addition of front suspension and a dropper post, providing more traction, more control, more fun. And as you’d expect, the frame features Surlys 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 2.6 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
• RockShox 35 Gold RL A2, 120mm travel
• 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
• Complete Bike Weight: 34 lb. 9 oz. for Medium

BUILD KIT:

• Frame: Surly Krampus – 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
• Fork: RockShox 35 Gold RL, 29″, 15 x 110mm, 120mm Travel, 51mm offset
• Color: Blue Oyster Coat
• Rear Derailleur: Shimano M8100 XT SGS
• Cassette: SunRace CSMZ800, 11-51t, 12-spd
• Chain: KMC X12 Anti-Rust
• Crankset: Shimano MT511, 30T
• Bottom Bracket: Shimano MT501, BSA
• Shifter: Shimano Deore XT M8100
• Brakes and Rotors: Tektro HD-M3520, Tektro 180/160, 6-Bolt
• Headset: Cane Creek
• Stem: ProMax 31.8mm
• Handlebar: Salsa Rustler 31.8
• Grips / Bar Tape: Velo Black
• Seatpost: Trans X JD-YSP15, 30.9mm, 120mm travel
• Saddle: WTB Volt
• Front Hub: Novatec 15x110mm, 32h, 6-bolt
• Rear Hub: Novatec 12x148mm, 32h, 6-bolt
• Rims: WTB ST i30 TCS 2.0
• Tires: Surly Dirt Wizard 29 x 2.6″, 60tpi, Tubeless Ready
• Spokes: 14G Black

SIZING: Surlyrecommends the following sizes based on rider height

• SM 5’4″ – 5’8″
• MD 5’7″ – 6′
• LG 5’11” – 6’3″
• XL 6’2″ – 6’6″