Bicycle Archive · Specification report

1999 Mongoose NX 8.3

Velopedia Archive ID 80742

Overview

Model year	1999
Brand	Mongoose
Model	NX 8.3
Bicycle type	Mountain bike, front & rear suspension
Archive ID	80742
Original MSRP	$1,399.99
Colors	Wired Orange
Sizes	Large, medium, small

Frameset

Frame construction	TIG-welded
Frame material	Aluminum
Fork	Rock Shox Judy C, 3.15" travel
Fork material	Aluminum/magnesium, triple-clamp crown
Rear shock	Rock Shox Coupe Deluxe, 3.5" travel

Drivetrain

Component group	Mountain Mix
Shifters	Shimano Deore LX RapidFire SL
Front derailleur	Shimano Deore LX, top-pull
Rear derailleur	Shimano Deore XT
Crankset	Shimano Deore LX, 22/32/44 teeth
Bottom bracket	Shimano Deore LX
Rear cogs	9-speed, 11 - 32 teeth
Chain	KMC Z9000, 1/2 x 3/32"
Pedals	Mongoose clipless

Brakes

Brakes	Avid 1D-10 brakes, Avid SD-1.0 L levers

Cockpit & contact points

Headset	1 1/8" threadless Tioga TG
Handlebar	Mongoose Comp Series 6061
Handlebar extensions	Not included
Stem	Titec Big AL
Saddle	Mongoose Beast
Seatpost	Mongoose micro-adjust

Wheels & tires

Hubs	Shimano Deore LX
Rims	Mavic X221, 32-hole
Spokes	Stainless steel, 2.0mm straight gauge
Front tire	26 x 2.10" IRC Mythos XC
Wheel size	26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.