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2006 GT Bump

Lists today at $270 (2009-10)

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What a used one is worth

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New

$43

$20 to $61

Like new

$41

$19 to $58

Excellent

$39

$18 to $55

Good

$32

$15 to $46

Fair

$24

$11 to $34

For parts

$13

$6 to $18

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand
GT
Model family
Bump
Model year
2006
Category
BMX · freestyle
Frame material
steel
Sizes
20" wheel / 20.5" top tube
Wheel size
20
Current list price
$270 (as of 2009-10)

Drivetrain

Speeds
1
Chainrings
1
Electronic
false
Total gears
1

Build

Fork
'05 GT dirt jump design, forged dropouts, full Cr-Mo 1-1/8" x 25.4mm steerer, 1-1/4" O.D. blades
Stem
GT Johnson III design, cold forged aluminum
Tires
Front: GT-1453 2.2" Rear: GT LP-IV 2.1"
Brakes
front: Alloy side-pull caliper; rear: Tektro, 907AD, dual anchor bolts, forged aluminum U-brake; levers: Tektro, 274A, aluminum
Saddle
GT "Star 19" two piece design, 9mm rails
Wheels
rims: Alex G22, aluminum, 36 hole, 30mm width; front hub: '05 GT branded, aluminum body, sealed Mech. bearings, 3/8" Cr-Mo axle, 36 hole; rear hub: '05 GT branded, aluminum body, sealed Mech. bearins, 14mm Cr-Mo axle, 36 hole, double FW threads; spokes: 14G, black
Cassette
Odyssey, Cr-Mo 13T
Crankset
GT Tubular Cr-Mo 3pc., 175mm / '06 design 36T steel GT design
Seatpost
Aluminum double bolt micro adjust
Handlebar
GT dirt/street bend, Cr-mo, 7" rise

Spec from GT's 2006 archive page on its 2010 site (US site, captured 2009-10; model year from the archive year in the URL and breadcrumb). Wheel size from the page's size or name row (the tire row gives no diameter). Frame: '05 GT dirt jump design, 3 main tubes cr-mo, machined headtube and BB shell, 6mmT. Dropouts, seat stay mounted U-brake Bottom bracket: Steel, ball type Chain: KMC Z410 Headset: Tange Seiki FATTY 22, extra deep cup engagement, 1-1/8" threadless Pedals: '05 GT Dirt/Street platform design, aluminum body, cr-mo alxe Grips: '05 GT FS design, Kraton rubber Seat clamp: GT Johnson design, cold forged aluminum, single bolt Extras: 1Pr. GT axle pegs, '05 design GT chain tensioners Nipples: Brass Colors: RootBeer Brown, Pink List price $269.99 read from the product's own price block (under the model name) on GT's US archive page captured 2009-10, after the 2006 launch window, so recorded as list_price_usd, not a launch MSRP (fix round 2026-10-21).

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