Velopedia Bicycle Archive

Compare Bicycles

Compare published geometry, gearing and specifications for up to three bicycles.

1 of 2 bicycles

At a glance

Key differences

Supported differences are shown below. Data limitations are labeled separately.

  1. Handling

    2000 GT Pro Series 24 has a 0.7° slacker head-tube angle than 1996 GT Pro Series 24 in the archived geometry. Frame size is not identified for 1996 GT Pro Series 24 and 2000 GT Pro Series 24.

    Fork offset, tire size and wheelbase also affect steering; head angle alone is not a handling verdict.

  2. Gearing

    2000 GT Pro Series 24 has a 6% lower climbing ratio than 1996 GT Pro Series 24.

    A lower ratio gives more mechanical advantage; rear-wheel rollout determines distance per crank turn.

  3. Identity & price

    2000 GT Pro Series 24 had an original MSRP $120 lower than 1996 GT Pro Series 24.

    Original MSRP is the published list price when new, not today’s used-bike value.

Gearing comparison

Lower gears help on climbs. Higher gears suit higher speeds.

RPM

RPM = pedal turns per minute.

1996 GT Pro Series 24Size Legacy reference · 39T · 16T · 1-speed
Ratio2.44:1
Estimated speed at 90 RPMGear15.3 mph

Uses front tire 24×1.75; rear size isn’t listed.

2000 GT Pro Series 24Size Legacy reference · 39T · 17T · 1-speed
Ratio2.29:1
Estimated speed at 90 RPMGear12.0 mph

Rear tire: 20×1.75.

How it works

Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.

Speeds are estimates from tire size and pedal cadence. Actual speeds vary.

Try other gearing

Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
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Specification
1996 GT Pro Series 24
2000 GT Pro Series 24
Overview
Model Year
1996
2000
Brand
GT
GT
Model
Pro Series 24
Pro Series 24
Bicycle Type
BMX
BMX cruiser
Original MSRP
$499.99
$380.00
Colors
Chrome-plated
Chrome-Plated
Sizes
Boys
Cruiser
Weight
—
—
Frameset
Frame Construction
Welded steel
TIG-welded
Frame Material
Chromoly
4130 chromoly
Fork
GT
GT
Fork Material
Chromoly, unicrown crown
Chromoly, unicrown crown
Drivetrain
Crankset
GT Power Series 1-piece chromoly, 39 teeth
GT 3-piece chromoly, 39 teeth
Bottom Bracket
GT
Three piece, sealed
BB Shell Width
68mm Threadless
—
Rear Cogs
1-speed, 16 teeth
1-speed, 17 teeth
Chain
KMC 410, 1/2 x 1/8"
KMC, 1/2 x 1/8"
Pedals
GT alloy platforms
GT aluminum platform
Brakes
Brakes
Chang Star 850AGP brakes, Dia-Compe MX-99 levers
Lee Chi linear-pull rear brakes, Lee Chi ProMax rear levers
Cockpit & Contact Points
Headset
1" threadless GT Pro Series
1 1/8" threadless Aheadset SX-1
Handlebar
GT Cruiser, chromoly
GT Cruiser
Handlebar Extensions
—
Not included
Stem
GT Pro XL alloy
GT Piston Invet
Saddle
GT Drop Nose
GT Drop Nose
Seatpost
GT chromoly micro-adjust, 22.2 mm (7/8 inch) diameter
GT aluminum micro-adjust, 29.6mm diameter
Wheels & Tires
Hubs
—
GT Mohawk
Rims
Weinmann 2521 Double Wall, 36-hole
GT Rhythm System aluminum, 36-hole
Spokes
Steel, 2.0mm straight gauge
2.0mm
Spoke Nipples
Brass nipples
Brass nipples
Front Tire
24 x 1.75" GT AA Pro
20 x 2.125" GT Brody
Rear Tire
—
20 x 1.75" GT Brody
Wheel Size
24" wheels
20" wheels
Geometry · choose a size for each bicycle
Geometry size
Head-tube angle
73°
72.3°
Seat-tube angle
68°
68.5°
Chainstay / rear center
438.1 mm
410 mm
Wheelbase
1018.5 mm
1016 mm

Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run. Legacy reference geometry is model-level historical data whose corresponding frame size is not identified; compare those dimensions as reference values rather than size-normalized fit data.

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