Co-op REV 12 Kids'

Name: Co-op REV 12 Kids'
Brand: Co-op

2025 YouthGeneral youth Manufacturer page

Last known price: $139

Prices shown first for United States
Suspension: Rigid
Wheels: 12″
Weight: 4.09 kg 9.0 lb · Reference configuration not specified
Frame: Aluminum

Sizes

Size guide

The manufacturer did not publish rider heights for these sizes.

Components

2 parts

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 step-through balance frame Not identified

Wheels and tires

1 part

Rims

12 inches 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 12"

Table

Geometry diagram unavailable

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

Size Reach Stack

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Reachmm	233
Stackmm	268
Top tube lengthmm	331
Seat tube lengthmm	150
Head tube angle	71°
Seat tube angle	70°
Chainstay lengthmm	220
Wheelbasemm	567
Standover heightmm	250
Fork rakemm	23
Stack/reach ratio	1.15

Not published by the manufacturer: Head tube length, Front center, Bottom bracket drop, Bottom bracket height, Trail, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum
Bicycle weight: 4.09 kg

9.0 lb

Suspension

Suspension configuration: Rigid

Wheels and brakes

Wheel configuration: Same size

Fit and controls

Shifting: Mechanical

Additional specifications

Wheel material: Aluminum
Wheel size: 12″

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 Co-op REV 12 Kids'	Co-op REV 12	Co-op REV 20	Co-op REV 20 Plus 6-speed	Co-op REV 24	Co-op REV CTY 24
Frame
Bicycle weight	4.09 kg	7.14 kg	9.11 kg	11.06 kg	12.79 kg	11.84 kg
Fork material	Not informed	Steel	Steel	Aluminum	Aluminum	Aluminum
Drivetrain
Front chainrings	Not informed	Not informed	1	1	1	3
Smallest chainring	Not informed	Not informed	36	30	36	24
Largest chainring	Not informed	Not informed	36	30	36	42
Rear sprockets	Not informed	Not informed	Not informed	6	7	7
Smallest sprocket	Not informed	Not informed	Not informed	14	14	14
Largest sprocket	Not informed	Not informed	Not informed	28	34	34
Lowest gear	Not informed	Not informed	Not informed	21.4 in	25.4 in	16.9 in
Highest gear	Not informed	Not informed	Not informed	42.9 in	61.7 in	72.0 in
Brakes
Brake type	Not informed	Coaster brake	Coaster brake	Mechanical disc	Mechanical disc	Rim brake
Cockpit
Seatpost	Not informed	Rigid seatpost	Rigid seatpost	Rigid seatpost	Rigid seatpost	Rigid seatpost
Other specifications
Wheel size	12″	12″	20″	20″	24″	24″
Tire width	Not informed	2.25″	2.25″	2.6″	2.6″	1.5″