Mach One Pro 24

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.
  • Influence by Speed alloy frame with reverse dropouts
  • GT Top Load Stem
  • GT Power Series Cr-Mo 3pc. Cranks, 110 BCD Spider
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Shipping Policy

Free shipping on all orders for bikes, apparel, parts & accessories for any order in the United States. 

*Please allow for 5-7 days of transit time as all orders are shipped via ground shipping.

*If an order is placed on Friday, please allow 2-3 days for processing. 

Please reach out to sales@gtbicycles.com if you have any questions.

Return Policy

Returns are accepted within 30 days of delivery.

Details

  • The bike or part must be in its original packaging to receive a 100% refund.
  •  If product is unused but protective packaging has been removed or has major damage, we will refund 75% of the order.
  • We do not accept returns on apparel.
  • Please allow for 7-10 days to process the return and issue refund.

*Protective packaging includes: foam, cardboard, zip ties, plastic axle covers, warning decals and reflectors.

Please reach out to sales@gtbicycles.com to start a return.

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Mach One Pro 24

The Mach One Pro 24 cruiser is ideal for beginners aged 14 & up

Frame

frame GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T
sizes available PRO
fork GT BMX Race, Hi-Ten Steel 1 1/8" Steerer, Tapered Legs, 366mm A/C, 3/8" Dropouts
wheel size 24

Wheels

rims Alloy Single Wall, 36h
front hub Steel Body, 36H, 3/8" Axle
rear hub Steel Flip Flop Thread-on Body, Freewheel, 36h, 3/8" Axle
front tire GT Wing 24 x 2.1"
rear tire GT Wing 24 x 1.75"
spokes Stainless Steel, 14g

Drivetrain

rear cogs 18T Freewheel
chain KMC S1
crank GT Power Series Tubular Cr-Mo 3pc., 175mm Arms, 19mm x 8T Splined Spindle, 110 BCD Steel Spider, GT 42T Steel Chainring
bottom bracket Euro Sealed Bearing
pedals GT Low Profile FS Platform Design

Cockpit

handlebar GT Race, Steel, 6.5"H x 29"W, 4° Up, 8° Back
stem GT Top Load, 50mm
grips GT Statement
headset 1-1/8" Sealed Integrated (41.8 x 45)
seatpost Alloy, 27.2mm x 200mm
saddle Railed

Brakes

brakes Alloy V-type
brake levers Alloy V-type

Fit Guide

Micro
2'0" - 4'0"
Mini
4'0" - 4'4"
Junior
4'3" - 4'7"
Expert
4'6" - 5'5"
Expert XL
5'2" - 5'6"
Pro
5'4" - 5'8"
Pro XL
5'7" - 6'0"
Pro XXL
6'0" - 6'5"
Pro XXXL
6'0" - 6'5"
Pro XL 24"
5'6" - 6'5"

Geometry

Sizes (in) LG
Top tube actual 21.75
Head tube angle 74° °
Seat tube angle 70° °
Standover 8.93
Head tube length 4.33
Wheelbase 39
Front center 23.6
Chainstay length 15.43
Bottom bracket height 11.7
Seat post diameter 1
Axel to crown 14.4
Dropouts 10mm
Head tube type Integrated
Brake mounts V-Brake
Rider area 24.3
Bottom bracket type Threaded
Fork rake 14.4
Axel to crown 14.4

GT Tech Book

GT Owner's Manual