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Surly Midnight Special Rival 1 Steel

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

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At a glance

Model year
Not published by manufacturer
Category
Gravel & Cyclocross
Original MSRP
$2,349.00
Sizes
40cm, 46cm, 50cm, 54cm, 56cm, 58cm, 60cm, 64cm
Colors
Black
Geometry
8 manufacturer sizes
In this record
21 specifications · 6 archived images · original MSRP · geometry
Archive ID
900000346
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

Black

Frameset

Frame ConstructionSurly Midnight Special 4130 Chromoly, Natch tubing, double-butted main triangle, TIG welded, ED coated
Frame MaterialSteel
ForkSurly Midnight Special 4130 Chromoly, Natch tubing, TIG welded, brazed lugs, ED coated
Fork MaterialSteel

Drivetrain

ShiftersSRAM Rival 1
Rear DerailleurSRAM Rival 1
CranksetSRAM Rival 1 40T
Bottom BracketSRAM GXP
CassetteSunRace 11-42t
ChainKMC X11, 11 speed

Brakes

BrakesBrake Calipers: TRP Spyre; Brake Levers: SRAM Rival 1; Rotors: TRP 160mm Front/Rear

Cockpit & Contact Points

HeadsetCane Creek 40
HandlebarSalsa Cowbell 3
StemProMax, 31.8 4 bolt
SaddleWTB Volt Sport
SeatpostProMax SP-2019 27.2x300mm non-offset (for 40-50) Black

Wheels & Tires

Hubs(F) Novatech D791, 12mm Thru, 32H / (R) Novatech D792, 142mm Thru, 32H
RimsAlex Adventurer 2, Tubeless ready, 32H
Front TireWTB Horizon, 650b x 47, tan wall
Rear TireWTB Horizon, 650b x 47, tan wall
Wheel Size650B; 700C

Geometry

8 sizes · 16 measurements

Frame measurements by size.

All geometry measurements8 sizes · 16 measurements
Measurement40cm46cm50cm54cm56cm58cm60cm64cm
Seat tube400 mm460 mm500 mm540 mm560 mm580 mm600 mm640 mm
Effective top tube500 mm520 mm540 mm555 mm570 mm585 mm605 mm625 mm
Head tube95 mm100 mm110 mm125 mm140 mm160 mm180 mm200 mm
Head-tube angle71°71.5°72°72.5°73°73°73.5°74°
Seat-tube angle75.5°74°73.5°73.5°73°73°72.5°72.5°
Chainstay / rear center425 mm425 mm425 mm425 mm425 mm425 mm425 mm425 mm
Wheelbase993 mm994 mm1007 mm1018 mm1012 mm1027 mm1036 mm1050 mm
Bottom-bracket drop70 mm70 mm65 mm65 mm65 mm65 mm65 mm65 mm
Reach363 mm366 mm379 mm389 mm393 mm402 mm409 mm423 mm
Stack531 mm538 mm544 mm560 mm580 mm599 mm620 mm641 mm
Standover height720 mm751 mm778 mm806 mm827 mm846 mm866 mm895 mm
Fork offset / rake50 mm50 mm50 mm50 mm40 mm40 mm40 mm40 mm
Fork length / axle-to-crown400 mm400 mm400 mm400 mm400 mm400 mm400 mm400 mm
Crank length165 mm170 mm170 mm175 mm175 mm175 mm175 mm175 mm
Stem length70 mm80 mm80 mm100 mm100 mm120 mm120 mm120 mm
Handlebar width400 mm400 mm400 mm420 mm440 mm440 mm460 mm460 mm

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

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

All published sizes40T · 11–42T · 11-speed
Lowest0.95:1 Highest3.64:1 Total range382%
Campaign

Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
KMC X11, 11 speed
Cassette · Original
SunRace 11-42t
Front tire · Original
WTB Horizon, 650b x 47, tan wall
Retailer offers · Affiliate links
Continental Terra Trail 650b Tubeless ShieldWall Tire Black/Cream, PureGrip, System, 650bx47

Continental Terra Trail 650b Tubeless ShieldWall Tire Black/Cream, PureGrip, System, 650bx47

650bx47

Replacement option · verify fit

More parts (6)
Bottom bracket · Original
SRAM GXP
Saddle · Original
WTB Volt Sport
Crankset · Original
SRAM Rival 1 40T
Retailer offers · Affiliate links
Rear derailleur · Original
SRAM Rival 1 Search: SRAM Rival 11-speed rear derailleur Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.
Retailer offers · Affiliate links
Shifters · Original
SRAM Rival 1 Search: SRAM Rival 11-speed shifter Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.
Handlebar · Original
Salsa Cowbell 3

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 20 checks based on 5 archived component groups Open checklistClose checklist
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: Surly Midnight Special Rival 1 Steel · Cyclocross/Gravel · Published sizes: 40cm, 46cm, 50cm, 54cm, 56cm, 58cm, 60cm, 64cm

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

Archived: Shifters: SRAM Rival 1 · Rear derailleur: SRAM Rival 1 · Crankset: SRAM Rival 1 40T · Bottom bracket: SRAM GXP · Cassette: SunRace 11-42t · Chain: KMC X11, 11 speed

Archived: Brakes: Brake Calipers: TRP Spyre; Brake Levers: SRAM Rival 1; Rotors: TRP 160mm Front/Rear

Archived: Wheel size: 650B; 700C · Rims: Alex Adventurer 2, Tubeless ready, 32H · Hubs: (F) Novatech D791, 12mm Thru, 32H / (R) Novatech D792, 142mm Thru, 32H · Front tire: WTB Horizon, 650b x 47, tan wall · Rear tire: WTB Horizon, 650b x 47, tan wall

Controls and contact points

Archived: Headset: Cane Creek 40 · Handlebar: Salsa Cowbell 3 · Stem: ProMax, 31.8 4 bolt · Seatpost: ProMax SP-2019 27.2x300mm non-offset (for 40-50) Black · Saddle: WTB Volt Sport

Before and during the test ride

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Gallery6 images

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Campaign

Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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