LaBomba Pro

The LaBomba frame is a lightweight alloy frame with an ultra-responsive geometry and the tapered headtube is pre-drilled and gyro ready. The Manitou Circus Expert fork is a staple in dirt jumping and the Power Series 22mm Cr-Mo 3pc. Cranks bring a taste of BMX to the build. Built for the jump park, trails, pump track or skatepark, all that is left is to choose your session.

  • Manitou Circus Expert Fork, 32mm 7050 Alloy Stanchions, 100mm Travel, 110x20mm Dropout
  • GT Power Series 22mm Cr-Mo 3pc. Cranks/ Kenda 3-Sixty Tires
  • Alloy Sealed 20mm Disc Front Hub/ Alloy Sealed 13T Cassette Hub
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frame 6061 Aluminum, BSA BB, Disc Brake Mount, Integrated 1-1/8"-1.5" Taper H/T, 3/8" Horizontal Adjustable Dropout w/ Integrated Chain Tensioners
sizes available MD, LG
fork Manitou Circus Expert, Coil w/ Rebound Adjust, 20mm Thru Axle, 1-1/8"-1.5" Taper AL Steerer, 100mm Travel, Pre Load Adjust, Black Stanchions
wheel size 26


rims Alloy Double Wall, 32h
front hub Sealed Alloy Disc, 20mm
rear hub Alloy Disc Body, Sealed Bearings, 32 Hole, 3/8" x 17mm Female Bolt
front tire Kenda 3-Sixty 2.35"
rear tire Kenda 3-Sixty 2.35"
spokes Stainless Steel, 14g


rear cogs 13T Cog
chain KMC HL1 Wide
crank GT Power Series 3pc Chromoly 170mm, 22mm x 48T Spindle, GT NBS 28T Alloy Chainwheel
bottom bracket BSA Sealed
pedals GT Logo PC Platform


handlebar GT Alloy Riser Bar, 30mm Rise, 780mm Wide, 5° Up, 8° Back
stem GT 3D Forged Alloy Stem 35mm, 31.8mm Clamp
grips GT Super Soft Flanged
headset 1-1/8-1.5" Taper Sealed Integrated, (45)
seatpost Alloy Pivotal 27.2 x 200mm
saddle GT Pivotal Slim Padded


brakes Hydro Disc, 160mm Rotor
brake levers 2 Finger Hydro


Sizes (in) MD LG
Seat tube length 334 334
Seat tube angle effective 75.6 ° 75.6 °
Top tube horizontal 570 590
Top tube actual 564 590
Head tube angle 68.5 ° 68.5 °
Standover 691 691
Head tube length 110 110
Wheelbase 1057 1087
Front center 673 702
Chainstay length 378 378
Bottom bracket drop 25 25
Bottom bracket height 334 334
Dropouts 10mm 10mm
Brake mounts test test
Fork rake 41 41
Trail 90 90
Stack 588 588
Reach 406 436
Travel front 100 100

Fit Guide

4'8" - 5'0"
5'0" - 5'5"
5'5" - 5'10"
5'10" - 6'1"
6'1" - 6'6"

GT Tech Book

GT Owner's Manual