Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2003 GT Power Series Ultra Box
Previous used estimate
$157 - $162
Actual value depends on condition, size, and local demand.
Value Guide market data · 2003 GT Power Series Ultra Box
12-month projected trend
— %
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2003 GT Power Series Ultra Box
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Power model years
2015$128 - $132▼ 18% vs. 2003
2014$117 - $120▼ 26% vs. 2003
2013$122 - $126▼ 22% vs. 2003
2012$120 - $124▼ 24% vs. 2003
2011$124 - $128▼ 21% vs. 2003
2010$119 - $123▼ 24% vs. 2003
2009$175 - $180▲ 11% vs. 2003
2008$165 - $170▲ 5% vs. 2003
2007$81 - $83▼ 49% vs. 2003
2004$145 - $149▼ 8% vs. 20032003$157 - $162Currently viewing
2001$132 - $136▼ 16% vs. 20031999$89 - $92▼ 43% vs. 2003
1998$102 - $105▼ 35% vs. 2003Compare Power Series Ultra Box models
1 modelsChoose a different build or frame style to see its value.
Overview
About this bike
2003 GT Power Series Ultra Box value depends on condition, original build, service history, and current buyer demand.
Specifications
- Category
- BMX
- Component Hubs
- GT Rhythm System II
- Component Rims
- GT Rhythm System
- Product Family
- Power
- Component Chain
- KMC Z610HX, 1/2 x 3/16inch
- Component Tires
- 20 x 2.125inch IRC Siren
- Component Pedals
- GT BMX Design Aluminum
- Component Saddle
- GT Dropnose
- Component Headset
- 1 1/8inch threadless FSA Orbit Z
- Component Brakeset
- Tektro BX-25 rear brakes, Tektro BX-2 rear levers
- Component Cassette
- 1-speed, 16 teeth
- Component Crankset
- GT 3-piece chromoly, 44 teeth
- Component Seatpost
- Aluminum micro-adjust, 31.6mm diameter
- Component Handlebar
- GT BMX
- Component Extensions
- Not applicable
- Component Rear Shock
- Not applicable
- Component Spoke Brand
- Stainless steel, 14ga. (2.0mm) straight gauge
- Component Shift Levers
- Not applicable
- Component Fork Material
- Chromoly, unicrown crown
- Component Spoke Nipples
- Aluminum nipples
- Component Bb Shell Width
- Euro
- Component Bottom Bracket
- Sealed cartridge
- Component Handlebar Stem
- GT Piston
- Component Component Group
- Not applicable
- Component Fork Brand Model
- GT
- Component Frame Construction
- TIG-welded
- Component Frame Tubing Material
- 6061 T6 aluminum
- Frame Construction
- TIG-welded
- Frame Tubing Material
- 6061 T6 aluminum
- Fork Brand & Model
- GT
- Fork Material
- Chromoly, unicrown crown
- Rear Shock
- Not applicable
- Hubs
- GT Rhythm System II
- Rims
- GT Rhythm System
- Tires
- 20 x 2.125inch IRC Siren
- Spoke Brand
- Stainless steel, 14ga. (2.0mm) straight gauge
- Spoke Nipples
- Aluminum nipples
- Component Group
- Not applicable
- Brakeset
- Tektro BX-25 rear brakes, Tektro BX-2 rear levers
- Shift Levers
- Not applicable
- Crankset
- GT 3-piece chromoly, 44 teeth
- Pedals
- GT BMX Design Aluminum
- Bottom Bracket
- Sealed cartridge
- BB Shell Width
- Euro
- Chain
- KMC Z610HX, 1/2 x 3/16inch
- Seatpost
- Aluminum micro-adjust, 31.6mm diameter
- Saddle
- GT Dropnose
- Handlebar
- GT BMX
- Extensions
- Not applicable
- Handlebar Stem
- GT Piston
- Headset
- 1 1/8inch threadless FSA Orbit Z
- Cassette
- 1-speed, 16 teeth
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.