Bicycle Archive · Specification report

Surly Midnight Special Tiagra 11-speed Steel

Velopedia Archive ID 900000351

Overview

Model year	Model year not published
Brand	Surly
Model	Midnight Special Tiagra 11-speed Steel
Bicycle type	Cyclocross/Gravel
Archive ID	900000351
Original MSRP	$2,499.00
Colors	Stainless Teal
Sizes	40cm; 46cm; 50cm; 54cm; 56cm; 58cm; 60cm; 64cm
Weight	25 lb 15 oz for 56cm

Frameset

Frame construction	Surly Midnight Special 4130 Chromoly, Natch tubing, double-butted main triangle, TIG welded, E.D. coated
Frame material	Steel
Fork	Surly Midnight Special 4130 Chromoly, Natch tubing, TIG welded, brazed lugs, E.D. coated
Fork material	Steel

Drivetrain

Shifters	Shimano Tiagra R4020
Front derailleur	Shimano Tiagra R4000
Rear derailleur	Shimano Tiagra R4000
Crankset	Shimano Tiagra R4000, 50-34t
Bottom bracket	Shimano RS501 BSA
Cassette	Shimano CUES RS400, 11-36t, 11-speed
Chain	Shimano LG500

Brakes

Brakes	Brake Calipers: Shimano Tiagra RS405; Brake Levers: Shimano Tiagra R4020; Rotors: Shimano RT26 160/160, 6-bolt

Cockpit & contact points

Headset	FSA Orbit ITA
Handlebar	Teravail Radia
Stem	Teravail Radia
Seatpost	Promax SP-2019 (12mm offset on sizes 54–64)

Wheels & tires

Hubs	(F) Novatec 12 x 100mm, thru-axle / (R) Novatec 12 x 142mm, thru-axle
Rims	Alex Adventurer 2, 700c, 32h
Spokes	DT Swiss Champion 14G
Front tire	Teravail Rampart 700c x 35mm, Durable, Tubeless Ready
Rear tire	Teravail Rampart 700c x 35mm, Durable, Tubeless Ready
Wheel size	700C; 650B

Geometry · 40cm

Seat tube	400 mm
Effective top tube	500 mm
Head tube	95 mm
Head-tube angle	71°
Seat-tube angle	75.5°
Chainstay / rear center	425 mm
Wheelbase	993 mm
Bottom-bracket drop	70 mm
Reach	363 mm
Stack	531 mm
Standover height	720 mm
Fork offset / rake	50 mm
Fork length / axle-to-crown	400 mm
Crank length	165 mm
Stem length	70 mm
Handlebar width	400 mm

Geometry · 46cm

Seat tube	460 mm
Effective top tube	520 mm
Head tube	100 mm
Head-tube angle	71.5°
Seat-tube angle	74°
Chainstay / rear center	425 mm
Wheelbase	994 mm
Bottom-bracket drop	70 mm
Reach	366 mm
Stack	538 mm
Standover height	751 mm
Fork offset / rake	50 mm
Fork length / axle-to-crown	400 mm
Crank length	170 mm
Stem length	80 mm
Handlebar width	400 mm

Geometry · 50cm

Seat tube	500 mm
Effective top tube	540 mm
Head tube	110 mm
Head-tube angle	72°
Seat-tube angle	73.5°
Chainstay / rear center	425 mm
Wheelbase	1007 mm
Bottom-bracket drop	65 mm
Reach	379 mm
Stack	544 mm
Standover height	778 mm
Fork offset / rake	50 mm
Fork length / axle-to-crown	400 mm
Crank length	170 mm
Stem length	80 mm
Handlebar width	400 mm

Geometry · 54cm

Seat tube	540 mm
Effective top tube	555 mm
Head tube	125 mm
Head-tube angle	72.5°
Seat-tube angle	73.5°
Chainstay / rear center	425 mm
Wheelbase	1018 mm
Bottom-bracket drop	65 mm
Reach	389 mm
Stack	560 mm
Standover height	806 mm
Fork offset / rake	50 mm
Fork length / axle-to-crown	400 mm
Crank length	175 mm
Stem length	100 mm
Handlebar width	420 mm

Geometry · 56cm

Seat tube	560 mm
Effective top tube	570 mm
Head tube	140 mm
Head-tube angle	73°
Seat-tube angle	73°
Chainstay / rear center	425 mm
Wheelbase	1012 mm
Bottom-bracket drop	65 mm
Reach	393 mm
Stack	580 mm
Standover height	827 mm
Fork offset / rake	40 mm
Fork length / axle-to-crown	400 mm
Crank length	175 mm
Stem length	100 mm
Handlebar width	440 mm

Geometry · 58cm

Seat tube	580 mm
Effective top tube	585 mm
Head tube	160 mm
Head-tube angle	73°
Seat-tube angle	73°
Chainstay / rear center	425 mm
Wheelbase	1027 mm
Bottom-bracket drop	65 mm
Reach	402 mm
Stack	599 mm
Standover height	846 mm
Fork offset / rake	40 mm
Fork length / axle-to-crown	400 mm
Crank length	175 mm
Stem length	120 mm
Handlebar width	440 mm

Geometry · 60cm

Seat tube	600 mm
Effective top tube	605 mm
Head tube	180 mm
Head-tube angle	73.5°
Seat-tube angle	72.5°
Chainstay / rear center	425 mm
Wheelbase	1036 mm
Bottom-bracket drop	65 mm
Reach	409 mm
Stack	620 mm
Standover height	866 mm
Fork offset / rake	40 mm
Fork length / axle-to-crown	400 mm
Crank length	175 mm
Stem length	120 mm
Handlebar width	460 mm

Geometry · 64cm

Seat tube	640 mm
Effective top tube	625 mm
Head tube	200 mm
Head-tube angle	74°
Seat-tube angle	72.5°
Chainstay / rear center	425 mm
Wheelbase	1050 mm
Bottom-bracket drop	65 mm
Reach	423 mm
Stack	641 mm
Standover height	895 mm
Fork offset / rake	40 mm
Fork length / axle-to-crown	400 mm
Crank length	175 mm
Stem length	120 mm
Handlebar width	460 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 7, 2026.