Shimano AceraX top-swing, top-pull/clamp-on 28.6 mm
Rear derailleur
Shimano STX
Crankset
Tracer SA-30i, 24/34/42 teeth
Bottom bracket
YST BB 969, 116 mm spindle
BB shell width
68mm English
Rear cogs
7-speed, 11 - 28 teeth
Chain
KMC UG-50, 1/2 x 3/32"
Pedals
Victor VP-893
Brakes
Brakes
Shimano Altus brakes, Shimano STX levers
Cockpit & contact points
Headset
1" Chin Haur CH71-2
Handlebar
Hsin Lung steel
Handlebar extensions
Not included
Stem
Hsin Lung steel
Saddle
Velo VL-285
Seatpost
Hsin Lung SP-232, 26.4 mm diameter
Wheels & tires
Hubs
Front: Formula CO 31 Cool Hub, Rear: Formula CO 32 Q/R
Rims
Alex VP-18F, 32-hole
Spokes
Steel, 2.0mm straight gauge
Spoke nipples
Brass nipples
Front tire
26 x 1.95" Kenda
Wheel size
26" wheels
Geometry · Legacy reference
Top tube
564 mm
Head-tube angle
71°
Seat-tube angle
73°
Chainstay / rear center
425 mm
Wheelbase
1064 mm
Fork offset / rake
39 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 30, 2026.