Shimano Alivio top-swing, bottom-pull/clamp-on 31.8 mm
Rear derailleur
Shimano STX-RC
Crankset
Shimano Alivio, 22/32/42 teeth
Bottom bracket
Shimano BB-LP26, 110 mm spindle
BB shell width
68mm English
Rear cogs
8-speed, 11 - 28 teeth
Chain
Sachs SC-40, 1/2 x 3/32"
Pedals
Wellgo LU-946S
Brakes
Brakes
Chang Star 877AT brakes, Chang Star 297 levers
Cockpit & contact points
Headset
1 1/8" threadless Dia-Compe Kontak Aheadset ST-2
Handlebar
Aluminum
Handlebar extensions
Girvin
Stem
Girvin forged
Saddle
Selle San Marco Linea Pro
Seatpost
Polygon PM-312, 27.2 mm diameter
Wheels & tires
Hubs
Front: Formula FM 11 Q/R, Rear: Shimano STX-RC
Rims
Weinmann Zac 19, 32-hole
Spokes
Chung Nan stainless steel, 1.8mm straight gauge
Spoke nipples
Brass nipples
Front tire
26 x 2.10" Panaracer Duster II
Wheel size
26" wheels
Geometry · Legacy reference
Top tube
576.6 mm
Head-tube angle
71°
Seat-tube angle
74°
Chainstay / rear center
425 mm
Wheelbase
1079 mm
Fork offset / rake
44.5 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 24, 2026.