Frameset
- FrameSurly 4130 Chromoly Steel
- Fork100% Surly 4130 Chromoly Steel
- Seatpost ClampSurly stainless, 33.1mm
Components
- HeadsetCane Creek
- BrakesTektro HD-M275
- Brake LeversTektro HD-M275
- RotorsTektro 180/180, 6-Bolt
- ShifterShimano M6100 Deore
- GripsVelo Black
- StemProMax 31.8mm
- HandlebarSalsa Rustler 31.8
- SaddleWTB Volt
- SeatpostPromax 30.9mm, 400mm
Drivetrain
- CranksetShimano MT511, 30T
- Bottom BracketShimano MT501, BSA
- Front DerailleurN/A
- Rear DerailleurShimano M6100 Deore SGS
- CassetteSunRace CSMZ800, 11-51t, 12-spd
- ChainKMC X12 Anti-Rust
Wheels
- Front HubNovatec 15x110mm, 32h
- Rear HubNovatec 12x148mm, 32h
- RimsWTB ST i40 TCS 2.0
- TiresSurly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready
- Complete Bike Weight32 lb. 13 oz. for Medium
Frame Construction
- 4130 Chromoly, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, ED coated
- Fork Construction
- 4130 Chromoly, Natch tubing, double-butted tapered fork blades, TIG welded, ED coated
- Rear Dropout Configuration
- Horizontal slotted with optional vertical dumpout
- Rear Hub Spacing
- "Gnot-Boost" 145mm
- 12 x 142mm or 12 x 148mm (Surly axle included)
- 10 x 135mm with Surly 10/12 Adapter Washers (not included)
- Front Hub Spacing
- 15 x 110mm (Surly axle included)
- Rear Brake
- Disc - 51mm I.S. (203mm max rotor)
- Front Brake
- Disc - 51mm I.S. (203mm max rotor)
- Head Tube
- Ø44mm
- Steerer Tube
- Ø28.6mm (1-1/8")
- Crown Race
- Ø30mm (1-1/8")
- Stock Headset Upper (S.H.I.S)
- ZS44/28.6
- Stock Headset Lower (S.H.I.S)
- EC44/30
- Seat Collar
- Ø33.1mm
- Seatpost
- Ø30.9mm
- Front Derailleur (Clamp)
- High direct mount top-pull (Ø34.9mm)
- 26mm offset adapter (not included) for 142 or 135mm rear hub spacing
- 29mm offset adapter (not included) for 148mm rear hub spacing
- Max Chainring (CL) [3]
- 1x (Mtn): 28T
- 1x (Boost): 30T
- 2x (Boost): 24/36T
- Bottom Bracket
- 73mm threaded (1.37" x 24TPI)
- Tire Clearance Frame [1]/[2]
- 29 x 3.0”
- Tire Clearance - Rigid Fork [1][5]
- 29 x 3.0”
- Rigid Fork Spec
- 483 x 47mm
- Max Suspension Fork Length [4]
- 550 x 51mm (29+ 120mm)
- Bottle Mounts Frame
- 1 Standard + 1 Three-Pack
- Bottle Mounts Fork
- 2 Three-Pack
- Rack Mounts Frame
- Yes (upper and lower threaded)
- Rack Mounts Fork
- Yes (upper, lower, and mid-blade threaded)
- Fender Mounts Frame
- Yes
- Fender Mounts Fork
- N/A
- Other Features
- Internal dropper post routing compatible



















