2025 Surly Preamble Drop Bar Commuter Bike (Thorfrost White)
Specifications
|
Specification |
Details |
|
Model |
Preamble Drop Bar |
|
Vehicle Category |
Commuter Bike |
|
Application |
Commuting, road, light gravel |
|
Starting Price (2025) |
$1,199.00 USD |
|
Color Options |
Thorfrost White |
Frame & Drivetrain
|
Specification |
Details |
|
Frame |
Surly Preamble, 100% Chromoly steel tubing, Natch tubing, double-butted main triangle, TIG welded, E.D. coated |
|
Fork |
Surly Preamble, 100% Chromoly steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated, 380mm axle-to-crown (XS-SM), 400mm axle-to-crown (MD-XL), 47mm offset (XS-SM), 44mm offset (MD-XL) |
|
Drivetrain Compatibility |
1x9 speed, compatible with 1x (47CL: 42T), 2x (47CL: 46/36T) |
|
Dropouts |
Gnot-Boost 138mm, 10x135mm or 10x141mm rear, 10x100mm front |
|
Bottom Bracket |
68mm BSA, threaded, Samox |
|
Crankset |
Samox, 3-piece, 40T |
|
Chain |
KMC Z9 |
|
Rear Derailleur |
microSHIFT RD-M46S |
|
Shifter |
microSHIFT R400 |
|
Cassette |
microSHIFT, 11-36T, 9-speed |
Components & Features
|
Specification |
Details |
|
Seating |
1 passenger (Selle Italia X Base saddle) |
|
Fuel Type |
Human-powered |
|
Cargo Capacity |
Supports racks, fenders, panniers, baskets, bags, 2 standard bottle mounts, fork crown and mid-blade rack mounts |
|
Wheels/Tyres |
Kenda Kwik Tendril 700c x 35mm (MD-XL), Kenda Standard 650b x 1.35" (XS-SM) |
|
Wheel Size |
650b (XS-SM), 28" (700c) (MD-XL) |
|
Alternate Wheel/Tyre Sizes |
650b x 41mm (XS-SM), 700c x 41mm (MD-XL) |
|
Brakes |
Avid BB7 Mechanical, disc, 160mm front/rear rotors, 6-bolt |
|
Brake Levers |
microSHIFT R400-L and R-490-R |
|
Handlebar |
Salsa Cowbell |
|
Stem |
Kalloy, 31.8mm |
|
Headset |
VP 1-1/8" Threadless, EC34/28.6 upper, EC34/30 lower |
|
Saddle |
Selle Italia X Base |
|
Seatpost |
Kalloy, 27.2 x 300mm |
|
Seatpost Clamp |
Surly Stainless, 30.0mm |
|
Grips |
Black Cork |
|
Front Hub |
Novatec, 6-bolt disc, 32H, QR, 10x100mm |
|
Rear Hub |
Novatec, 6-bolt disc, 32H, QR, 10x135mm or 10x141mm |
|
Rims |
21mm, 32H |
|
Interior Features |
2 standard bottle mounts |
|
Exterior Features |
Front and rear fender mounts, fork crown and mid-blade rack mounts |
