Schwinn Thrasher 20"

Name: Schwinn Thrasher 20"
Brand: Schwinn

2025 YouthMountain youth Manufacturer page

Last known price: $369

Prices shown first for United States
Fork travel: 40 mm
Wheels: 20″
Drivetrain: 1 × 7 36t
Frame: Aluminum
Brakes: Rim brake

Sizes

Size guide

The manufacturer did not publish rider heights for these sizes.

Components

7 of 19 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

Aluminum, 10.5", rigid, mountain Not identified

Suspension

1 part

Fork
- Schwinn

Drivetrain

5 parts

Bottom bracket

Loose ball bearing, square taper, 68 mm Not identified
Chain
- KMC Z7 7 speeds
Crankset
- Schwinn 36t
Rear derailleur
- Shimano Tourney RD-TY300 7 speeds
RD-TY300
Shifters
- Shimano

Brakes

1 part

Brakes

Linear pull, aluminum Not identified

Wheels and tires

4 parts

Rear hub

Steel, ball bearing, 135 mm bolt-on, 32H Not identified
Rims

Aluminum, double wall, 32H, non tubeless Not identified
Spokes

14G, steel, black Not identified
Tires

20 in x 2.1 in, wire bead Not identified

Cockpit and contact points

7 parts

Grips
- Schwinn
Handlebar

Steel, 560 mm width, 20 mm rise, 25.4 mm clamp Not identified
Headset

Threadless, EC34, ball bearing Not identified
Pedals

Resin platform w/ reflector Not identified
Saddle
- Schwinn
Seatpost

Steel, 300 mm, 27.2 mm Not identified
Stem

Aluminum, threadless, 60 mm, 7? Not identified

Sizes and geometry

1 size Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size 24"

Table

Geometry diagram unavailable

The drawing needs reach, stack and bottom bracket drop / Bottom bracket height, which the manufacturer did not publish. Available facts remain in the table.

Size

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Frame
Top tube lengthmm	463
Seat tube lengthmm	270
Head tube lengthmm	100
Head tube angle	70°
Seat tube angle	72°
Chainstay lengthmm	380
Wheelbasemm	893
Standover heightmm	577
Fork rakemm	31
Suspension and parts
Handlebar widthmm	324

Not published by the manufacturer: Reach, Stack, Front center, Bottom bracket drop, Bottom bracket height, Trail, Stack/reach ratio, Front travel, Rear travel, Crank length, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum
Fork material: Steel

Suspension

Suspension configuration: Hardtail
Front travel: 40 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 36
Largest chainring: 36
Rear sprockets: 7

Wheels and brakes

Wheel configuration: Same size
Brake type: Rim brake

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Tire width: 2.1″
Wheel material: Aluminum
Wheel size: 20″

Technical analysis

1 measure

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Shifting

Mechanical

10 of 367 bicycles with this information use electronic shifting.

Cohort: Youth / Mountain youth Model year: 2025
Sample: 367 bicycles with this information
Coverage: 100.0% of the class

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2025 builds
Specification	This bicycle Schwinn Thrasher 20"	Schwinn Thrasher 24in
Suspension
Front travel	40 mm	100 mm
Drivetrain
Front chainrings	1	3
Smallest chainring	36	24
Largest chainring	36	42
Rear sprockets	7	Not informed
Other specifications
Wheel size	20″	24″