The Lowside is the bike that gets you across town for a quick rip on singletrack, then over to the bar for a night out. It’s the bike you turn to when you’re not entirely sure what the night has in store. It’s the bike to grab when you want to have just much fun riding to the trail as you do from the trail itself. Singlespeeding is an integral part of Surly’s DNA, and the Lowside continues the tradition, by taking a simpler approach to trail riding.
- 100% Surly 4130 CroMoly frame, main triangle is double-butted; 1-1/8″ threadless CroMoly fork
- Singlespeed “specific” (derailleur hanger but no Trip Guides)
- Dropper post routing
- Gnot-Boost rear spacing
- Front and rear thru-axle
- 26” x 3” or 27.5” x 2.8” tire clearance
Specs
- Frame Type: Rigid
- Fork Type: Rigid
- Wheel Size: 26+ , 27.5″
- Frame Material: Steel
- Fork Material: Steel
- Color: Rainbow in the Dark or Astro Turf Green
- Defined Color: Black
- Front Axle: 15mm Thru x 110mm
- Rear Axle: 12mm Thru x 145mm , 10mm Thru x 142mm , 12mm Thru x 148mm
- Brake Type: Disc
Geometry
Frame measurements (mm) | XS | SM | MD | LG | XL |
A. BB Drop | 55 | 55 | 55 | 55 | 55 |
B. Chainstay Length | 425 | 425 | 425 | 425 | 425 |
C. Fork Length – Axle to Crown | 420 | 420 | 420 | 420 | 420 |
D. Fork Offset | 47 | 47 | 47 | 47 | 47 |
E. Head Tube Angle (deg) | 70 | 70 | 70 | 70 | 70 |
F. Headtube Length | 110 | 125 | 140 | 155 | 170 |
G. Reach | 414.5 | 429.3 | 445.3 | 461 | 477 |
H. Seat Tube Angle (deg) | 74 | 74 | 74 | 74 | 74 |
I. Seat Tube Length – Center to Top | 316 | 366 | 416 | 466 | 516 |
J. Stack | 542.2 | 560.3 | 574.4 | 588.5 | 602.5 |
K. Standover | 700 | 729 | 762 | 792 | 823 |
L. Top Tube Length (Effective) | 570 | 590 | 610 | 630 | 650 |
M. Wheelbase | 1068 | 1089 | 1110 | 1131 | 1152 |