Surly Preamble frame set in ‘red hot cheddar’

A versatile CroMo steel frameset for road, commuting and gravel. The Surly Preamble frameset in ‘Red Hot Cheddar’ is a durable CroMo steel frameset for road, commuting and gravel. With generous tyre clearance, versatile mounting points and classic Surly durability, it’s perfect for everyday bikes, touring bikes and custom builds.

Delivery date: Sold out

Sizes and tyre clearance

• Frames XS–S: 650B × 41 mm (with/without mudguards)

• Frames M–XL: 700C × 41 mm (with/without mudguards)

• 650B fork: up to 42 mm (with/without mudguards)

• 700C fork: up to 42 mm (with/without mudguards)

Frame construction

• 100% Surly chromoly steel

• Natch Tubing, double-butted main frame

• TIG-welded

• E.D. coated (corrosion protection)

Fork construction

• 4130 chromoly steel

• Natch Tubing, double-butted, tapered fork legs

• TIG-welded

• E.D. coated

Geometry & Dimensions

• Rigid fork:

• XS–S: 380 mm

• M–XL: 400 mm

• Fork offset:

• XS–S: 47 mm

• M–XL: 44 mm

Axle & brake standard

• Rear end: ‘Gnot‑Boost’ 138 mm

• Rear axle: 10 × 135 mm or 10 × 141 mm

• Front axle: 10 × 100 mm

• Rear brake mount: Disc, 51 mm I.S., max. 180 mm rotor

• Front brake mount: Disc, 51 mm I.S., max. 203 mm rotor

Headset & Handlebar

• Top of headset: EC34/28.6

• Bottom headset: EC34/30

• Steerer tube: Ø 28.6 mm

• Crown race: 30 mm (1 1/8")

Saddle & Drivetrain

• Seat post: Ø 27.2 mm

• Dropper post compatible: No

• Seat clamp: Ø 30.0 mm

• Front derailleur: High Direct Mount, top-pull (Ø 28.6 mm)

• Bottom bracket: 68 mm BSA, threaded

• Max. chainring sizes:

• 1x (47CL): up to 42T

• 2x (47CL): 46/36T

Mounting points

• 2 bottle cage mounts

• Fork crown + mid-blade rack mounts

• Front and rear mudguard mounts