Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2006 GT Mach One Jr. CB
Previous used estimate
$53 - $54
Actual value depends on condition, size, and local demand.
Value Guide market data · 2006 GT Mach One Jr. CB
12-month projected trend
— %
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2006 GT Mach One Jr. CB
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Mach model years
2020$87 - $90▲ 65% vs. 2006
2019$75 - $77▲ 42% vs. 2006
2018$90 - $93▲ 71% vs. 20062017$82 - $84▲ 55% vs. 2006
2016$68 - $70▲ 29% vs. 2006
2015$42 - $43▼ 21% vs. 2006
2014$48 - $49▼ 9% vs. 20062006$53 - $54Currently viewing
2004$63 - $65▲ 20% vs. 2006
2003$63 - $65▲ 20% vs. 20062002$69 - $71▲ 31% vs. 20061999$89 - $92▲ 69% vs. 2006
1998$91 - $94▲ 73% vs. 2006
1997$120 - $123▲ 127% vs. 20061996$119 - $123▲ 126% vs. 2006Compare Mach One Jr. CB models
1 modelsChoose a different build or frame style to see its value.
Overview
About this bike
2006 GT Mach One Jr. CB value depends on condition, original build, service history, and current buyer demand.
Specifications
- Category
- BMX
- Component Hubs
- Front: Steel, 3/8inch axle, Rear: Coaster brake
- Component Rims
- Alloy, 28 hole, 28-hole
- Product Family
- Mach
- Component Chain
- KMC Z410
- Component Tires
- 16 x 2.125inch
- Component Pedals
- Jr. BMX design, resin
- Component Saddle
- GT Jr. BMX design, padded with stitched cover and 7mm rails
- Component Headset
- 1inch steel
- Component Brakeset
- Hub type rear
- Component Cassette
- 1-speed
- Component Crankset
- Forged one-piece type, 36 teeth
- Component Seatpost
- Steel, 22.2mm (7/8 inch) diameter
- Component Handlebar
- GT BMX design, Hi-Ten, 5.7inch rise
- Component Extensions
- Not applicable
- Component Rear Shock
- Not applicable
- Component Spoke Brand
- 14ga. (2.0mm) straight gauge
- Component Shift Levers
- Not applicable
- Component Fork Material
- Steel
- Component Spoke Nipples
- Brass nipples
- Component Bottom Bracket
- Steel, ball type
- Component Component Group
- BMX
- Component Fork Brand Model
- GT BMX design
- Component Frame Construction
- TIG-welded
- Component Frame Tubing Material
- GT BMX dirt jump styling, Hi-Ten steel
- Frame Construction
- TIG-welded
- Frame Tubing Material
- GT BMX dirt jump styling, Hi-Ten steel
- Fork Brand & Model
- GT BMX design
- Fork Material
- Steel
- Rear Shock
- Not applicable
- Hubs
- Front: Steel, 3/8inch axle, Rear: Coaster brake
- Rims
- Alloy, 28 hole, 28-hole
- Tires
- 16 x 2.125inch
- Spoke Brand
- 14ga. (2.0mm) straight gauge
- Spoke Nipples
- Brass nipples
- Component Group
- BMX
- Brakeset
- Hub type rear
- Shift Levers
- Not applicable
- Crankset
- Forged one-piece type, 36 teeth
- Pedals
- Jr. BMX design, resin
- Bottom Bracket
- Steel, ball type
- Chain
- KMC Z410
- Seatpost
- Steel, 22.2mm (7/8 inch) diameter
- Saddle
- GT Jr. BMX design, padded with stitched cover and 7mm rails
- Handlebar
- GT BMX design, Hi-Ten, 5.7inch rise
- Extensions
- Not applicable
- Headset
- 1inch steel
- Cassette
- 1-speed
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.