2025 Surly Krampus Rigid Mountain Bike (Prickly Pear)
Specifications
| Specification | Details | 
| Model | Krampus | 
| Vehicle Category | Hardtail Mountain Bike | 
| Application | Singletrack, bikepacking, 29+ traction | 
| Starting Price (2025) | $1,999.00 USD | 
| Color Options | Prickly Pear | 
Frame & Drivetrain
| Specification | Details | 
| Frame | Surly Krampus, 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated | 
| Fork | Surly Krampus, 100% Surly Chromoly Steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated, 483mm axle-to-crown, 47mm offset | 
| Drivetrain Compatibility | 1x12 speed, compatible with 1x (mtn: 28T, Boost: 30T), 2x (Boost: 24/36T) | 
| Dropouts | Gnot-Boost spacing, 12x142mm or 12x148mm (Surly axle included), 10x135mm with Surly 10/12 Adapter Washers (not included) | 
| Bottom Bracket | 73mm threaded (1.37" x 24TPI), Shimano MT501, BSA | 
| Crankset | Shimano MT511, 30T | 
| Chain | KMC X12 Anti-Rust | 
| Rear Derailleur | Shimano Deore M6100, SGS | 
| Shifter | Shimano Deore M6100, 12-spd | 
| Cassette | SunRace CSMZ800, 11-51T, 12-spd | 
Components & Features
| Specification | Details | 
| Seating | 1 passenger (WTB Volt Medium saddle) | 
| Fuel Type | Human-powered | 
| Cargo Capacity | Supports racks, panniers, fenders, water bottle cages, three-pack mounts | 
| Wheels/Tyres | Surly Dirt Wizard, 29 x 3.0", 60 tpi, Tubeless Ready | 
| Wheel Size | 29" in | 
| Brakes | Tektro HD-M275, 2-piston, 51mm IS mount, 180mm front rotor, 160mm rear rotor, 6-bolt | 
| Brake Levers | Tektro HD-M275 | 
| Handlebar | Salsa Rustler, 31.8mm, width 750mm (S), 800mm (M-XL) | 
| Stem | Promax DA-296, 31.8mm, length 70mm (S-L), 80mm (XL) | 
| Headset | Cane Creek, ZS44/28.6 upper, EC44/30 lower | 
| Saddle | WTB Volt Medium | 
| Seatpost | Promax, 30.9mm, 400mm | 
| Seatpost Clamp | Surly Stainless, 33.1mm | 
| Grips | Velo Black | 
| Front Hub | Novatec 15x110mm, 32H | 
| Rear Hub | Novatec 12x148mm, 32H | 
| Rims | WTB ST i40 TCS 2.0, 40mm inner width | 
| Spokes | 14G | 
| Interior Features | 1 standard + 1 three-pack bottle mounts (S-M), 2 standard + 1 three-pack bottle mounts (L-XL), dropper post compatibility | 
| Exterior Features | Rear fender mounts | 
| Weight | 32 lb 4 oz (Medium) | 

