Chang Star cantilever brakes, Chang Star 257A levers
Cockpit & contact points
Headset
1 1/8" threadless Dia-Compe Kontak Aheadset ST-2
Handlebar
Powerlite w/Power Bend
Handlebar extensions
N/A
Stem
Powerlite
Saddle
Powerlite BMX
Seatpost
GT chromoly micro-adjust, 27.0 mm diameter
Wheels & tires
Rims
Weinmann 4019, 36-hole
Spokes
Steel, 1.8mm straight gauge
Spoke nipples
Brass nipples
Front tire
Front: 20 x 2.125" Powerlite Retro Tread, Rear: 20 x 1.75" Powerlite Retro Tread
Wheel size
20" wheels
Geometry · Legacy reference
Top tube
469.9 mm
Head-tube angle
73°
Seat-tube angle
70°
Chainstay / rear center
375.9 mm
Wheelbase
933.4 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 13, 2026.