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2022 Lapierre

Prorace 20 Boy

A 20″ aluminum frame general youth bike with mid-range components and rim brakes.
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Manufacturer Price

€399($464)
Weight22.9 lbs  
FrameAluminum
SuspensionHardtail, 40mm
Wheels20″ Aluminum
Drivetrain1 × 7
GroupsetTourney
BrakesRim
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

14 mph

Prorace 20 Boy

18 mph

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Highest gear

(descending)

Reviews
BikeRadar
Lapierre Prorace CF 9.9 review

Jul 2023 · Tom Marvin

Fast, fun, comfortable and good value to boot – the Prorace CF is a race-ready rig

Highs
  • Frame compliance adds speed

  • Geometry and kit blend to offer nimble handling and confidence

  • SRAM AXS drivetrain gears are fast operators

  • Good value for money

Lows
  • Press-fit bottom bracket limits home mechanics

Read Review

Geometry
Specs
Build
Frame

Prorace Supreme 4 Alloy

Fork

Suntour SF14 M3010 40mm

Travel40mm

Spring TypeCoil

Bottom Bracket

CH-63 Axle: 124.5mm

Headset

CH-281 TCBW Threadless 1.1/8″ Steel

Stem

MTB Alloy AS-M05 E:45mm, 0°

Handlebar

MTB Alloy 6061, W: 580x31.8mm, 9°

Saddle

MTB Kid VL-5061 with Black Steel Rail

Seatpost

MTB Kid Alloy SP-102 Black L: 300mm Ø: 27.2mm

TypeRigid

Pedals

SP-875 Plastic

Grips

Velo VLG-311 Kraton

Groupset
Rear Derailleur

Shimano TY300

Crank

Alloy A102P 32T 127mm

Cassette

Shimano TZ500 7s 14-28T

Chain

S50 1/2"x 3/32" 7s

Brakes

Alhonga V-Brake HJ-721 Black

TypeRim

Brake Levers

Shimano SL-M310 7s

Wheels
Rims

Rim MTB Kid Alloy 20″x1.75 Single Wall Black CNC Side 28H

Tires

Impac Ridgepac - 20" X 2.00

Rider Notes
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First added December 9

Last updated July 15

Not listed for 1,035 days