Surly Preamble Drop Bar Bike - 650b, Thorfrost White

Designed to introduce unfamiliar riders to Surly’s pavement and gravel line Preamble highlights Surly’s most essential features: Durable custom steel tubing a renowned ride feel and just the right mounts for running racks fenders and bottle cages. Available in flat-bar and drop-bar configurations it’s disc-brake specific and shares a single-position vertical dropout with Surly Bridge Club. For new weekend riders and veteran commuters Preamble makes it easier than ever to get out of the car and on top of tough and comfortable Chromoly steel.

100% Surly Chromoly steel frame and fork; double-butted main triangle

Five frame sizes to fit nearly every size rider (XS S M L XL) with a slightly sloped top tube on XS and Small frames for improved standover and comfort

Friendly with 1x and 2x drivetrains

Mounts for racks fenders and two bottle cages (located on the seat tube and down tube)

Clearance for 650b x 41mm tires on XS–S frame sizes (650b x 38mm with fenders); 700c x 41mm tires on M–XL frame sizes (700c x 38mm with fenders)

Color	Thorfrost White
Mfg Size	Large, Medium, Small, X-Large, X-Small
Rear Axle	QR x 138mm
Platform	Preamble
TT (Effective)	500, 545, 570, 600, 630
Brake Type	Disc
Wheel Size	650b, 700c
Fork Type	Rigid
Fork Material	Steel
Frame Material	Steel
Frame Type	Rigid
Defined Color	White
keyword search	surly ride out of summer
Front Axle	QR x 100mm