Bicycle Archive · Specification report

1999 Mongoose NX 10.9

Velopedia Archive ID 83249

Overview

Model year	1999
Brand	Mongoose
Model	NX 10.9
Bicycle type	Mountain bike, front suspension
Archive ID	83249
Original MSRP	$3,999.00
Colors	Brushed

Frameset

Frame construction	TIG-welded
Frame material	3Al/2.5V titanium
Fork	Answer Manitou SX Ti, 3.15" travel
Fork material	Aluminum/magnesium, triple-clamp crown
Rear shock	N/A

Drivetrain

Component group	Shimano XTR
Shifters	Shimano XTR RapidFire SL
Front derailleur	Shimano XTR, top-pull
Rear derailleur	Shimano XTR SGS
Crankset	Shimano XTR M952, 22/32/44 teeth
Bottom bracket	Shimano BB-M952
Rear cogs	9-speed, 11 - 32 teeth
Chain	Shimano CN-7700, 1/2 x 3/32"
Pedals	Shimano PD-M747 SPD

Brakes

Brakes	Shimano XTR V-Brake brakes, Shimano XTR levers

Cockpit & contact points

Headset	1 1/8" threadless FSA Orbit DL
Handlebar	Titec PG titanium
Handlebar extensions	Not included
Stem	Titec Fat Head titanium
Saddle	Selle Italia Flite Manganese rails
Seatpost	Titec AL-235, 27.2mm diameter

Wheels & tires

Hubs	Mavic Crossmax
Rims	Mavic Crossmax, 26-hole/28-hole
Spokes	Mavic stainless steel, 2.0mm double-butted
Spoke nipples	Alloy nipples
Front tire	26 x 1.95" IRC Mythos XC slick kevlar
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	560 mm
Head-tube angle	70°
Seat-tube angle	73°
Chainstay / rear center	430 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 29, 2026.