The Trackmark is S&M’s race tyre. Available in folding Kevlar bead only and with a lightweight, high TPI race casing. The Trackmark centre tread is broken to increase acceleration and braking traction and to reduce weight. It’s a smooth, fast tyre designed for today’s hard packed or paved tracks and is available in both 20” and 24” sizes.

20 x 1.75
Inflated Width: 1.88″ (47.8mm)
Inflated Diameter: 19.625“ (498.5mm)
Max Pressure: 110 psi
Weight: 15 oz

20 x 1.95”
Inflated Width: 2.1″ (53mm)
Inflated Diameter: 20.0“ (508mm)
Max Pressure: 110 psi
Weight: 17 oz

20 x 2.1”
Inflated Width: 2.17″ (55mm)
Inflated Diameter: 20.375“ (mm)
Max Pressure: 110 psi
Weight: 19 oz

24 x 1.75”
Inflated Width: 1.92″ (48.7mm)
Inflated Diameter: 23.62“ (600mm)
Max Pressure: 110 psi
Weight: 19 oz

24 x 2.1”
Inflated Width: 2.19″ (55.5mm)
Inflated Diameter: 24.37“ (619mm)
Max Pressure: 110 psi
Weight: 22 oz