Bike details
Overview
Key information split into simple groups.
Frame summary
-
-
Frame Steel -
Groupset Deore -
Brakes Mechanical 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
100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
Suspension Fork
100% Surly Chromoly Steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated
Drivetrain
Rear Derailleur
Shimano Deore RD-M6100
Front Derailleur
N/A
Shift Levers
Shimano Deore SL-M6100
Cassette
OE 12-spd, 11-51t
Crank
Shimano Deore MT510
Bottom Bracket
Shimano
Chain
KMC X12 Anti-Rust
Wheels
Front Hub
Novatec 15x110, 32h, 6-bolt
Rear Hub
Novatec 12x148, 32h, 6-bolt
Tires
Surly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready
Brakes
Brakes
Avid BB5 mechanical, 180F/160R
Brake Levers
SRAM FR5
Cockpit
Stem
Kalloy 31.8
Handlebar
Salsa Rustler 31.8
Grips
Velo Black
Headset
Cane Creek
Seat
Saddle
Selle Italia
Seatpost
Kalloy, 30.9, 400
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.504 mm | 1.449 mm | 1.394 mm | 1.349 mm |
| Bottom Bracket Height | 314 mm | 314 mm | 314 mm | 314 mm |
| Front Center | 668 mm | 693 mm | 719 mm | 745 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 92 mm | 93 mm | 94 mm | 94 mm |
| Stack | 597 mm | 607 mm | 616 mm | 626 mm |
| Reach | 397 mm | 419 mm | 442 mm | 464 mm |
| Top Tube Length | 587 mm | 612 mm | 637 mm | 662 mm |
| Seat Tube Angle | 72.4 ° | 72.4 ° | 72.4 ° | 72.4 ° |
| Seat Tube Length | 368 mm | 419 mm | 470 mm | 521 mm |
| Head Tube Angle | 68.4 ° | 68.4 ° | 68.4 ° | 68.4 ° |
| Head Tube Length | 90 mm | 100 mm | 110 mm | 120 mm |
| Chainstay Length | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1096 mm | 1121 mm | 1147 mm | 1173 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 60 mm | 60 mm |
| Standover Height | 776 mm | 803 mm | 832 mm | 861 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 |