Velopedia Bicycle Archive

Surly Midnight Special Frameset - Hi-Viz Black

Original specifications: 650B; 700C wheels · geometry for 8 published sizes.

Share owner experience

At a glance

Model year: Not published by manufacturer
Category: Gravel & Cyclocross
Original MSRP: $899.00
Sizes: 40cm, 46cm, 50cm, 54cm, 56cm, 58cm, 60cm, 64cm
Colors: Hi-Viz Black
Geometry: 8 manufacturer sizes
In this record: 5 specifications · 5 archived images · original MSRP · geometry
Archive ID: 900000411

Learn more about Surly →

Original buildSteel · 650B; 700C

Manufacturer catalog

Published sizes and colors

8 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

40cm46cm50cm54cm56cm58cm60cm64cm

Published colors

Hi-Viz Black

Frameset

Frame Construction	Surly Midnight Special 4130 Chromoly, Natch tubing, double-butted main triangle, TIG welded, ED coated
Frame Material	Steel
Fork	Surly Midnight Special 4130 Chromoly, Natch tubing, TIG welded, brazed lugs, ED coated
Fork Material	Steel

Wheels & Tires

Wheel Size	650B; 700C

Geometry

8 sizes · 13 measurements

Frame measurements by size.

Measurement	40cm	46cm	50cm	54cm	56cm	58cm	60cm	64cm
Seat tube	400 mm	460 mm	500 mm	540 mm	560 mm	580 mm	600 mm	640 mm
Effective top tube	500 mm	520 mm	540 mm	555 mm	570 mm	585 mm	605 mm	625 mm
Head tube	95 mm	100 mm	110 mm	125 mm	140 mm	160 mm	180 mm	200 mm
Head-tube angle	71°	71.5°	72°	72.5°	73°	73°	73.5°	74°
Seat-tube angle	75.5°	74°	73.5°	73.5°	73°	73°	72.5°	72.5°
Chainstay / rear center	425 mm	425 mm	425 mm	425 mm	425 mm	425 mm	425 mm	425 mm
Wheelbase	993 mm	994 mm	1007 mm	1018 mm	1012 mm	1027 mm	1036 mm	1050 mm
Bottom-bracket drop	70 mm	70 mm	65 mm	65 mm	65 mm	65 mm	65 mm	65 mm
Reach	363 mm	366 mm	379 mm	389 mm	393 mm	402 mm	409 mm	423 mm
Stack	531 mm	538 mm	544 mm	560 mm	580 mm	599 mm	620 mm	641 mm
Standover height	720 mm	751 mm	778 mm	806 mm	827 mm	846 mm	866 mm	895 mm
Fork offset / rake	50 mm	50 mm	50 mm	50 mm	40 mm	40 mm	40 mm	40 mm
Fork length / axle-to-crown	400 mm	400 mm	400 mm	400 mm	400 mm	400 mm	400 mm	400 mm

Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.

Have you owned this bike?Help document firsthand fit, ride and maintenance details that may no longer be available.

This archive record has limited published detail. Share what would help another rider understand how this model fit, rode and held up over time. Velopedia reviews every contribution before publication.

Display name Required Email address Required · private Ownership Required When or how long you owned it Required Frame size Required Primary type of riding Required Rider height Optional

Overall owner experience Required · at least 120 characters0 of 120 minimum characters Would you own one again? Optional

Add fit, maintenance and buyer detailsOptional · five additional fields

Fit and sizing observations Optional Long-term strengths Optional Problems or recurring maintenance Optional Parts replaced or upgraded Optional What a used buyer should inspect Optional

Your contribution goes directly to Velopedia’s private review queue. We’ll email an optional confirmation link plus a private edit and withdrawal link, but you do not need to confirm your email before an administrator can review or approve the submission.

Already contributed? Send me a fresh private edit link

For privacy, Velopedia shows the same confirmation whether or not an experience exists.

Gallery5 images