Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2020 GT Speed Series Junior
Value Guide market data · 2020 GT Speed Series Junior
12-month trend
11%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2020 GT Speed Series Junior
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Speed model years
2021$986 - $1,145▲ 21% vs. 2020
2020$814 - $945Currently viewing
2019$781 - $907▼ 4% vs. 2020
2018$865 - $1,004▲ 6% vs. 2020
2016$1,116 - $1,296▲ 37% vs. 2020
2015$1,414 - $1,642▲ 74% vs. 2020
2014$1,414 - $1,642▲ 74% vs. 2020
2013$1,135 - $1,318▲ 39% vs. 2020
2012$1,074 - $1,247▲ 32% vs. 20202000$747 - $867▼ 8% vs. 20201999$1,060 - $1,231▲ 30% vs. 2020.jpg)
1998$1,171 - $1,360▲ 44% vs. 2020
1997$1,228 - $1,426▲ 51% vs. 20201996$763 - $886▼ 6% vs. 20202020 Speed Series Junior lineup
Overview
About this bike
2020 GT Speed Series Junior value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- GT BMX Junior Race, 6061 AL 1" Steerer, 25.4x2.2mm Blades, 312mm A/C, 3/8" Dropouts
- Frame
- GT Speed Series MK7 Junior Race Design, 6061-T6 AL, Alloy Formed and Butted Speed Metal Tubes, Reverse Dropouts, Euro BB, 1" Integrated H/T
Drivetrain
- Groupset
- 2020 GT Speed Series Junior
- Bottom Bracket
- EB24 Sealed Bearings
- Chain
- KMC Z1 Narrow, 3/32"
- Chainrings
- 36T AL CNC Chain Ring
- Crankset
- GT Forged Alloy 2pc., 135mm Arms, 24mm Hollow Alloy Spindle, Alloy Chain Ring Bolts
- Freewheel
- 14T
Brakes
- Brake Levers
- Promax 2 Finger Lever w/ Reach Adjust
- Brakes
- Promax MV-87, 85mm Cold Forged AL Arms, Mini V-Type
Cockpit
- Handlebar
- GT Speed Alloy 4"H x 24"W, 8° Back, 2° Up, Taper Cross Bar
- Headset
- 1" Integrated Design, 45X45 Degree Sealed Bearings
- Saddle
- BOX Echelon
- Seatpost
- Alloy integrated w/ Saddle, 22.2 x 135mm
- Stem
- GT Top Load, Cold Forged 1", 40mm
- Grips
- GT Statement
Wheels & Tires
- Front Tire
- Kenda Kompact Pro Race, 20 x 1-3/8"
- Hubs
- Front: GT Speed Series, Alloy CNC Body, Sealed Bearings, 28h, 3/8" Female Allen Bolts w/ Alloy Washers
- Rims
- Speed Series Aero, double wall, 28h
- Spokes
- Stainless Steel, 14g
Pedals
- Pedals
- GT Mini Size Platform, PP Material
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.