Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
1999 Diamondback X-2
Value Guide market data · 1999 Diamondback X-2
12-month trend
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Direction and magnitude, not judgment
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Price over time - 1999 Diamondback X-2
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All X-2 model years
1999 X-2 lineup
Overview
About this bike
1999 Diamondback X-2 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame Construction
- TIG-welded
- Frame Tubing Material
- 7005 aluminum, double-butted
- Fork Brand & Model
- Marzocchi Bomber Z-3 LT, 4.0inch travel
- Fork Material
- Aluminum, triple-clamp crown
- Rear Shock
- Fox Air Vanilla, 3.75inch-4.5inch adjustable travel
Drivetrain
- Groupset
- 1999 Diamondback X-2
- Component Group
- Shimano Deore LX/XT
- Shift Levers
- Shimano Deore LX RapidFire SL
- Crankset
- Shimano STX-RC, 22/32/42 teeth
- Bottom Bracket
- Shimano BB-LP27, 110mm spindle
- Rear Cogs
- 9-speed, 11 - 32 teeth
- Chain
- Shimano CN-HG72, 1/2 x 3/32inch
Brakes
- Brakeset
- Avid 1D-10 brakes, Avid AD-1.0 L levers
Cockpit
- Seatpost
- Aluminum micro-adjust, 27.2mm diameter
- Saddle
- Titec Berserker ST
- Handlebar
- Kalloy alloy riser
- Headset
- 1 1/8inch threadless Aheadset STS
Wheels & Tires
- Hubs
- Shimano Alivio
- Rims
- Mavic X138, 32-hole
- Tires
- 26 x 1.95inch Tioga Factory XC
- Spoke Brand
- Chung Nan stainless steel, 2.0mm straight gauge
- Spoke Nipples
- Brass nipples
Accessories
- Colors
- Blackout, Fire & Ice
- BB Shell Width
- 68mm English
- Extensions
- Not included
Weight & Sizing
- Weight
- 31.5
- Sizes
- 16inch, 18inch, 20inch
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.