Models · Surly

Surly Steamroller (2026)

road · steel · sizes 49–62 Manufacturer’s website

Geometry ?

Surly Steamroller 2026 geometry in sizes 49–62: stack 505–618 mm, reach 388–420 mm, head angle 72.5–74°.

	49	53	56	59	62
Stack	505 mm	531 mm	559 mm	586 mm	618 mm
Reach	388 mm	394 mm	403 mm	408 mm	420 mm
Head angle	72.5°	73°	73.5°	74°	74°
Seat angle	74.5°	74°	73.5°	73°	73°
Seat tube (c-t)	515 mm	555 mm	585 mm	615 mm	645 mm
Head tube	83 mm	109 mm	136 mm	163 mm	196 mm
Top tube (effective)	528 mm	546 mm	568 mm	588 mm	609 mm
BB drop	70 mm	70 mm	70 mm	70 mm	70 mm
Chainstay	398 mm	398 mm	398 mm	398 mm	398 mm
Wheelbase	957 mm	967 mm	979 mm	988 mm	1008 mm
Fork length	375 mm	375 mm	375 mm	375 mm	375 mm
Fork offset	38 mm	38 mm	38 mm	38 mm	38 mm

Source: surlybikes.com, checked 13 Nov 2026 · bar position: worked out from published data

Stock build

I don’t have the build for each size yet.

Frames with similar geometry

Stack and reach within 12 mm of size 56 (stack 559 / reach 403 mm).

Panasonic FRTD05 (2026)size 580 · stack 560 / reach 404 mm Panasonic FRTD11 (2026)size 580 · stack 560 / reach 404 mm Lapierre Xelius DRS (2026)size L · stack 557 / reach 403 mm Oggi Velloce Disc (2026)size M · stack 559 / reach 405 mm Daccordi Noah (2026)size L · stack 559 / reach 400 mm Storck Aerfast.4 (2026)size XL · stack 562 / reach 403 mm

Spotted a mistake or a missing build? Let me know.

Are you the manufacturer, or do you sell this bike? I’m missing 7 values for this model’s stem and bars. Add them