Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Steel -
Groupset Deore -
Suspension Rigid -
Drivetrain 1 × 12 -
Brakes Tektro Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Surly Krampus - 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
Suspension Fork
Surly Krampus - 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
Drivetrain
Rear Derailleur
Shimano M6100 Deore SGS
Front Derailleur
N/A
Shift Levers
Shimano M6100 Deore
Cassette
SunRace CSMZ800, 11-51t, 12-spd
Crank
Shimano MT511, 30T
Bottom Bracket
73mm threaded (1.37" x 24TPI)
Chain
KMC X12 Anti-Rust
Wheels
Front Hub
Novatec 15x110mm, 32h, 6-bolt
Rear Hub
Novatec 12x148mm, 32h, 6-bolt
Rims
WTB ST i40 TCS 2.0
Tires
Front: Surly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready, Rear: Surly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready
Brakes
Brakes
Tektro HD-M275
Brake Levers
Tektro HD-M275
Cockpit
Stem
ProMax 31.8mm
Handlebar
Salsa Rustler 31.8
Headset
Cane Creek
Seat
Saddle
WTB Volt
Seatpost
Ø30.9mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.468 mm | 1.413 mm | 1.366 mm | 1.321 mm |
| Bottom Bracket Height | 309 mm | 309 mm | 309 mm | 309 mm |
| Front Center | 660 mm | 686 mm | 711 mm | 737 mm |
| Rake | 47 mm | 47 mm | 47 mm | 47 mm |
| Trail | 93 mm | 93 mm | 93 mm | 93 mm |
| Stack | 593 mm | 602 mm | 612 mm | 621 mm |
| Reach | 404 mm | 426 mm | 448 mm | 470 mm |
| Top Tube Length | 585 mm | 610 mm | 635 mm | 660 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 368 mm | 419 mm | 470 mm | 521 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 90 mm | 100 mm | 110 mm | 120 mm |
| Chainstay Length | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1087 mm | 1113 mm | 1138 mm | 1164 mm |
| Bottom Bracket Drop | 65 mm | 65 mm | 65 mm | 65 mm |
| Standover Height | 770 mm | 797 mm | 825 mm | 853 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |