Bicycle Archive · Specification report

1998 Caloi Expert XC

Velopedia Archive ID 71631

Overview

Model year	1998
Brand	Caloi
Model	Expert XC
Bicycle type	Mountain bike, front suspension
Archive ID	71631
Original MSRP	$537.00
Colors	Green, polished, red
Sizes	15", 17", 19", 21"
Weight	26.9 lb

Frameset

Frame construction	TIG-welded
Frame material	Alcoa 6061 T6 aluminum
Fork	Rock Shox Indy S
Fork material	Aluminum/magnesium, triple-clamp crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	Grip Shift ESP 500
Front derailleur	Shimano AceraX top-swing, top-pull/clamp-on 31.8mm
Rear derailleur	Grip Shift ESP 5.0
Crankset	SR XR17, 24/34/42 teeth
Bottom bracket	Shimano BB-CS12, 122.5mm spindle
BB shell width	68mm English
Rear cogs	7-speed, 11 - 28 teeth
Chain	Shimano CN-UG50, 1/2 x 3/32"
Pedals	Wellgo LU-974S

Brakes

Brakes	Logan linear-pull brakes, Jo-Ying 320A levers

Cockpit & contact points

Headset	1 1/8" threadless Aheadset SE-1
Handlebar	Caloi aluminum
Handlebar extensions	Caloi aluminum
Stem	Kalloy aluminum
Saddle	Caloi Avante' SX
Seatpost	Caloi aluminum, 27.0mm diameter

Wheels & tires

Hubs	Shimano RM40
Rims	Weinmann 519, 36-hole
Spokes	Marwi stainless steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	26 x 2.10" Kenda K-837
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	589.3 mm
Head-tube angle	70.5°
Seat-tube angle	73°
Chainstay / rear center	425.4 mm
Wheelbase	1066.8 mm
Fork offset / rake	40.6 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 26, 2026.