Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2021 GT Mach One Pro 24
Previous used estimate
$174 - $179
Actual value depends on condition, size, and local demand.
Value Guide market data · 2021 GT Mach One Pro 24
12-month projected trend
10%
Direction and magnitude, not judgment
vs. category average
2%
Drops faster than category avg
Price over time - 2021 GT Mach One Pro 24
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Mach One model years
2021$174 - $179Currently viewing
2020$138 - $142▼ 21% vs. 2021
2019$124 - $128▼ 29% vs. 2021
2018$122 - $126▼ 30% vs. 2021
2017$109 - $112▼ 37% vs. 2021
2016$102 - $105▼ 41% vs. 2021
2015$99 - $102▼ 43% vs. 2021
2012$71 - $73▼ 59% vs. 2021
2011$71 - $73▼ 59% vs. 2021
2006$63 - $65▼ 64% vs. 2021
2005$63 - $65▼ 64% vs. 2021Compare Mach One Pro 24 models
1 modelsChoose a different build or frame style to see its value.
Overview
About this bike
Entry to BMX Racing shouldn't cost an arm and a leg. The Mach One Pro 24" cruiser is ideal for a beginner age 14 & up.
Specifications
- Subtype
- BMX
- Category
- BMX
- Component Fork
- GT BMX Race, Hi-Ten Steel 1 1/8" Steerer, Tapered Legs, 3/8" Dropouts
- Component Size
- 21.75-inch
- Component Stem
- GT Top Load, 1-1/8", 50mm
- Product Family
- Mach One
- Component Chain
- KMC S1
- Component Color
- Gloss Team Blue/GT Yellow/Silver
- Component Frame
- GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T
- Component Tires
- GT Wing (F) 24 x 2.1" (R) 24 x 1.75"
- Component Brakes
- Alloy V-type
- Component Pedals
- GT Low Profile FS Platform Design
- Component Saddle
- Railed
- Component Headset
- 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings
- Component Crankset
- GT Power Series Tubular Cr-Mo 3pc., 175mm Arms, 19mm x 8T Splined Spindle, Steel Spider, GT 42T Steel Chainring
- Component Seat Post
- Alloy, 27.2mm x 200mm
- Component Chainrings
- 42T
- Component Handlebars
- GT Race, Steel, 6.5"H x 29"W, 4° Up, 8° Back
- Component Tape Grips
- GT Statement
- Component Bottom Bracket
- Euro Sealed Bearing
- Tires
- GT Wing (F) 24 x 2.1" (R) 24 x 1.75"
- Crankset
- GT Power Series Tubular Cr-Mo 3pc., 175mm Arms, 19mm x 8T Splined Spindle, Steel Spider, GT 42T Steel Chainring
- Pedals
- GT Low Profile FS Platform Design
- Bottom Bracket
- Euro Sealed Bearing
- Chain
- KMC S1
- Saddle
- Railed
- Headset
- 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings
- Stem
- GT Top Load, 1-1/8", 50mm
- Brakes
- Alloy V-type
- Chainrings
- 42T
- Fork
- GT BMX Race, Hi-Ten Steel 1 1/8" Steerer, Tapered Legs, 3/8" Dropouts
- Frame
- GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T
- Handlebars
- GT Race, Steel, 6.5"H x 29"W, 4° Up, 8° Back
- Seat Post
- Alloy, 27.2mm x 200mm
- Tape/Grips
- GT Statement
- Color
- Gloss Team Blue/GT Yellow/Silver
- Size
- 21.75-inch
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.