Surly MidNight Special 27.5"/28" frame kit - fools gold/54 cm

Surly MidNight Special 27.5"/28" frame kit

Item number: 62378
3
3

The MidNight Special 27.5"/28" frameset from Surly is the ideal setup for your touring & trekking, gravel, cyclocross, and road adventures. The frame and fork are made entirely of Surly 4130 CrMo steel, providing a stable balance of strength and durability. With clearance for 1x, 2x, or 3x chainrings, you have the flexibility to adapt your drivetrain. The maximum tire size of 700 x 42 mm or 27.5 x 2.35" lets you ride across a wide variety of terrain. A high clamp front derailleur mount (28.6 mm clamp) makes derailleur installation easy. The frame supports flat mount brake mounts, allowing for clean integration of disc brakes. This frameset is the perfect foundation to conquer roads and your local trails. Whether cruising through the city, riding country roads, or exploring off-road, the MidNight Special frameset is your reliable companion.

Note:

When choosing your frame size you should take into account that Surly does not measure the seat tube specifications to the end of the seat tube. For frames with struts on the top tube, this is measured from the middle of the bottom bracket to above the struts. For frames without struts, measure from the middle of the bottom bracket to the top edge of the top tube.

Specifications:

Application:
City & Touring, Gravel, Cyclocross, Road
Wheel size:
28", 27,5"
Brake Type:
disc
Housing Width:
68 mm
seat clamp type:
Bolt
Frame material:
Steel
Fork material:
Steel (CrMo)
Gender:
Women's, Men´s
black/56 cm:
Wheel size:
27,5" (650B), 28"
black/60 cm:
Wheel size:
27,5" (650B), 28"
black/64 cm:
Wheel size:
27,5" (650B), 28"
black/40 cm:
Wheel size:
27,5" (650B), 28"
black/46 cm:
Wheel size:
27,5" (650B), 28"
black/50 cm:
Wheel size:
27,5" (650B), 28"
black/54 cm:
Wheel size:
27,5" (650B), 28"
fools gold/56 cm:
Wheel size:
27,5" (650B), 28"
fools gold/58 cm:
Wheel size:
27,5" (650B), 28"
fools gold/60 cm:
Wheel size:
27,5" (650B), 28"
fools gold/64 cm:
Wheel size:
27,5" (650B), 28"
fools gold/40 cm:
Wheel size:
27,5" (650B), 28"
fools gold/50 cm:
Wheel size:
27,5" (650B), 28"
fools gold/54 cm:
Wheel size:
27,5" (650B), 28"

Technical Information:

Belt Compatibility:
No
Saddle Clamp (Ø):
30,0 mm
Front Derailleur Mount:
High Clamp (28.6 mm Band)
Fork Blade Material:
Steel (CrMo)
Brake Mount:
Flat Mount
Cable Routing:
External Mechanical
Recommended Steerer Tube:
1 1/8"
Seatpost diameter:
27,2 mm
Bottom bracket standard:
BSA
black/56 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
40 mm
black/60 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
40 mm
black/64 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
40 mm
black/40 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
50 mm
black/46 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
50 mm
black/50 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
50 mm
black/54 cm:
Axle Standard:
12 mm Thru Axle
Bottle Cage Mounts:
3
Fork Offset:
50 mm
fools gold/56 cm:
Fork Offset:
40 mm
fools gold/58 cm:
Fork Offset:
40 mm
fools gold/60 cm:
Fork Offset:
40 mm
fools gold/64 cm:
Fork Offset:
40 mm
fools gold/40 cm:
Fork Offset:
50 mm
fools gold/50 cm:
Fork Offset:
50 mm
fools gold/54 cm:
Fork Offset:
50 mm

Approved For:

Chainring Count Compatibility:
1x, 2x, 3x
Max. Fork Length:
400 mm
Weight Limit:
  • 136 kg
  • Rider
Max. Disc Brake Size Rear:
160 mm
Max. Disc Brake Size Front:
160 mm
Max Tire Size Rear:
700 x 42 mm, 27,5 x 2,35"
Max. Chainring Size:
1-speed 44 t, 2-speed 34-50 t, 3-speed 30-39-50 t
Max Tire Size Front:
700 x 42 mm, 27,5 x 2,35"

Features:

  • MidNight Special 27.5"/28" frameset for touring, trekking, gravel, cyclocross & road
  • Surly 4130 CrMo steel for durability and strength
  • Compatible with 1x, 2x & 3x chainrings for drivetrain flexibility
  • Tire clearance up to 700 x 42 mm or 27.5 x 2.35" for varied terrain
  • High clamp front derailleur mount (28.6 mm) for easy installation
  • Flat mount brake interface for clean disc brake integration
  • Perfect foundation for city rides, country roads & off-road adventures

Geometry:

black/56 cm:
Head Tube Length:
140 mm
Recommended Rider Height:
175 - 185 cm
Seat Tube Length:
560 mm
Frame Size:
56 cm
Stack:
580 mm
Reach:
393 mm
Wheelbase:
1012 mm
Seat Tube Angle:
73
Chainstay Length:
425 mm
Head Tube Angle:
73
Standover Height:
827 mm
Effective Top Tube Length:
570 mm
black/60 cm:
Head Tube Length:
180 mm
Recommended Rider Height:
186 - 196 cm
Seat Tube Length:
600 mm
Frame Size:
60 cm
Stack:
620 mm
Reach:
409 mm
Wheelbase:
1036 mm
Seat Tube Angle:
72.5
Chainstay Length:
425 mm
Head Tube Angle:
73.5
Standover Height:
866 mm
Effective Top Tube Length:
605 mm
black/64 cm:
Head Tube Length:
200 mm
Recommended Rider Height:
193 - 203 cm
Seat Tube Length:
640 mm
Frame Size:
64 cm
Stack:
641 mm
Reach:
423 mm
Wheelbase:
1050 mm
Seat Tube Angle:
72.5
Chainstay Length:
425 mm
Head Tube Angle:
74
Standover Height:
895 mm
Effective Top Tube Length:
625 mm
black/40 cm:
Head Tube Length:
95 mm
Recommended Rider Height:
152 - 162 cm
Seat Tube Length:
400 mm
Frame Size:
40 cm
Stack:
531 mm
Reach:
363 mm
Wheelbase:
993 mm
Seat Tube Angle:
75.5
Standover Height:
720 mm
Chainstay Length:
425 mm
Head Tube Angle:
71
Effective Top Tube Length:
500 mm
black/46 cm:
Head Tube Length:
100 mm
Recommended Rider Height:
159 - 169 cm
Seat Tube Length:
460 mm
Frame Size:
46 cm
Stack:
538 mm
Reach:
366 mm
Wheelbase:
994 mm
Seat Tube Angle:
74
Head Tube Angle:
71.5
Chainstay Length:
425 mm
Standover Height:
751 mm
Effective Top Tube Length:
520 mm
black/50 cm:
Head Tube Length:
110 mm
Recommended Rider Height:
165 - 175 cm
Seat Tube Length:
500 mm
Frame Size:
50 cm
Stack:
544 mm
Reach:
379 mm
Wheelbase:
1007 mm
Seat Tube Angle:
73.5
Chainstay Length:
425 mm
Head Tube Angle:
72
Standover Height:
778 mm
Effective Top Tube Length:
540 mm
black/54 cm:
Head Tube Length:
125 mm
Recommended Rider Height:
170 - 180 cm
Seat Tube Length:
540 mm
Frame Size:
54 cm
Stack:
560 mm
Reach:
389 mm
Wheelbase:
1018 mm
Seat Tube Angle:
73.5
Standover Height:
806 mm
Chainstay Length:
425 mm
Head Tube Angle:
72.5
Effective Top Tube Length:
555 mm
fools gold/56 cm:
Frame Size:
56 cm
Recommended Rider Height:
175 - 185 cm
Seat Tube Length:
560 mm
Reach:
393 mm
Stack:
580 mm
Wheelbase:
1012 mm
Seat Tube Angle:
73
Head Tube Angle:
73
Chainstay Length:
425 mm
Standover Height:
827 mm
Effective Top Tube Length:
570 mm
fools gold/58 cm:
Frame Size:
58 cm
Recommended Rider Height:
180 - 190 cm
Seat Tube Length:
580 mm
Stack:
599 mm
Reach:
402 mm
Wheelbase:
1027 mm
Seat Tube Angle:
73
Chainstay Length:
425 mm
Head Tube Angle:
73
Standover Height:
846 mm
Effective Top Tube Length:
585 mm
fools gold/60 cm:
Frame Size:
60 cm
Recommended Rider Height:
186 - 196 cm
Seat Tube Length:
600 mm
Stack:
620 mm
Reach:
409 mm
Wheelbase:
1036 mm
Seat Tube Angle:
72.5
Standover Height:
866 mm
Chainstay Length:
425 mm
Head Tube Angle:
73.5
Effective Top Tube Length:
605 mm
fools gold/64 cm:
Frame Size:
64 cm
Recommended Rider Height:
193 - 203 cm
Seat Tube Length:
640 mm
Stack:
641 mm
Reach:
423 mm
Wheelbase:
1050 mm
Seat Tube Angle:
72.5
Chainstay Length:
425 mm
Head Tube Angle:
74
Standover Height:
895 mm
Effective Top Tube Length:
625 mm
fools gold/40 cm:
Recommended Rider Height:
152 - 162 cm
Seat Tube Length:
400 mm
Frame Size:
40 cm
Stack:
531 mm
Reach:
363 mm
Wheelbase:
993 mm
Seat Tube Angle:
75.5
Chainstay Length:
425 mm
Head Tube Angle:
71
Standover Height:
751 mm
Effective Top Tube Length:
500 mm
fools gold/50 cm:
Frame Size:
50 cm
Seat Tube Length:
500 mm
Recommended Rider Height:
165 - 175 cm
Stack:
544 mm
Reach:
379 mm
Wheelbase:
1007 mm
Seat Tube Angle:
73.5
Head Tube Angle:
72
Standover Height:
778 mm
Chainstay Length:
425 mm
Effective Top Tube Length:
540 mm
fools gold/54 cm:
Frame Size:
54 cm
Recommended Rider Height:
170 - 180 cm
Seat Tube Length:
540 mm
Reach:
389 mm
Stack:
560 mm
Wheelbase:
1018 mm
Seat Tube Angle:
73.5
Chainstay Length:
425 mm
Head Tube Angle:
72.5
Standover Height:
806 mm
Effective Top Tube Length:
555 mm

Manufacturer Number:

  • black/56 cm: FM0457
  • black/60 cm: FM0459
  • black/64 cm: FM0460
  • black/40 cm: FM0453
  • black/46 cm: FM0454
  • black/50 cm: FM0455
  • black/54 cm: FM0456
  • fools gold/56 cm: FM9918
  • fools gold/58 cm: FM9919
  • fools gold/60 cm: FM9920
  • fools gold/64 cm: FM9921
  • fools gold/40 cm: FM9914
  • fools gold/50 cm: FM9916
  • fools gold/54 cm: FM9917

Contents:


1 x Surly MidNight Special frame
1 x Surly MidNight Special fork
1 x Surly 12 x 100 mm thru-axle
1 x Surly 12 x 142 mm thru-axle
not incl. headset

Manufacturer:

Surly
6400 W 105th St
Bloomington
MN 55438
USA
derby@surlybikes.com

Distributor:

Cosmic Sports GmbH
Leyher Straße 47
90763 Fürth
Germany
info@cosmicsports.de
  • Shipping in 1-3 business days
  • 100-day return policy
  • Free returns
  • 25+ years of experience

Models:

  • black/56 cm, currently not available
    599.00€
  • black/60 cm, currently not available
    599.00€
  • black/64 cm, available from 26.10.2025
    599.00€
  • black/40 cm, Shipping in 1-3 business days
    509.00€
  • black/46 cm, available from 26.10.2025
    599.00€
  • black/50 cm, currently not available
    599.00€
  • black/54 cm, currently not available
    599.00€
  • fools gold/56 cm, Shipping in 1-3 business days
    679.00€
  • fools gold/58 cm, Shipping in 1-3 business days
    509.00€
  • fools gold/60 cm, Shipping in 1-3 business days
    509.00€
  • fools gold/64 cm, Shipping in 1-3 business days
    679.00€
  • fools gold/40 cm, Shipping in 1-3 business days
    679.00€
  • fools gold/50 cm, Shipping in 1-3 business days
    509.00€
  • fools gold/54 cm, Shipping in 1-3 business days
    679.00€

Customer Reviews (3)

4.7

Customer Reviews (3)

4.7/5.0
5
2
4
1
3
0
2
0
1
0

Give us your opinion on this product.

by Andrei V. on 19.07.2023 item: black/58 cm

The only wish is a completely horizontal top tube (it has a tiny drop to the back in the size 58).

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