Lapierre Prorace 3.9

2023 MountainCross-country Manufacturer page

Price: Not published

Prices shown first for United States
Europe: €1,399 Last known price
Fork travel: 100 mm
Wheels: 29″
Drivetrain: 1 × 12 32t / 10–51t
Gear range: 510%
Frame: Aluminum
Brakes: Hydraulic disc

Not published by the manufacturer

Sizes and geometry

Components

15 of 17 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

Prorace 29″ Supreme 5 Alloy Disc, Boost, Pressfit, Ta 12x148, Int Brake RR Not identified

Suspension

1 part

Fork
- SR Suntour

Drivetrain

5 parts

Bottom bracket
- Shimano
Cassette
- Shimano Deore CS-M6100 12 speeds 10–51t
CS-M6100
Chain
- Shimano Deore CN-M6100
CN-M6100
Crankset
- Shimano Deore FC-M5100 11 speeds 32t
FC-M5100
Rear derailleur
- Shimano Deore RD-M6100 12 speeds
RD-M6100

Brakes

2 parts

Brake levers
- Shimano BL-MT401
BL-MT401
Brakes
- Shimano

Wheels and tires

2 parts

Rims
- Rodi
Tires
- WTB

Cockpit and contact points

6 parts

Grips
- Lapierre
Handlebar
- Lapierre
Pedals

NW 91K steel cage Not identified
Saddle
- Lapierre
Seatpost
- Lapierre
Stem
- Lapierre

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum

Suspension

Suspension configuration: Hardtail
Front travel: 100 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 32
Largest chainring: 32
Rear sprockets: 12
Smallest sprocket: 10
Largest sprocket: 51
Lowest gear: 18.2 in
Highest gear: 92.8 in

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Bottom bracket standard: BB86/BB92
Fork spring: Air
Tire width: 2.25″
Wheel material: Aluminum
Wheel size: 29″

Technical analysis

4 measures

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

Front travel

100 mm

This value is within the central range for this class.

Cohort: Mountain / Cross-country Model year: 2023
Sample: 1,907 bicycles with this information
Coverage: 95.2% of the class

Lowest gear

18.2 gear inches

This value is within the central range for this class.

Cohort: Mountain / Cross-country Model year: 2023
Sample: 1,578 bicycles with this information
Coverage: 78.8% of the class

Highest gear

92.8 gear inches

This value is within the central range for this class.

Cohort: Mountain / Cross-country Model year: 2023
Sample: 1,578 bicycles with this information
Coverage: 78.8% of the class

Shifting

Mechanical

223 of 2,002 bicycles with this information use electronic shifting.

Cohort: Mountain / Cross-country Model year: 2023
Sample: 2,002 bicycles with this information
Coverage: 100.0% of the class

Gearing

Estimated speeds at 80 rpm

Lowest gear: 7.0 km/h
Highest gear: 35.5 km/h

Total gear range 510%

Technical details and class reference

These speeds describe the gearing at the selected cadence, not how fast you can ride.
Calculated from published gear-inch values and their wheel-size assumptions.
These gearing values describe the bicycle, not a selected frame size.
A 100% range means one ratio; 500% means the highest ratio is five times the lowest.
For e-bikes, motor assistance cutoff is not represented.

Gear-inch range

Lower gear-inch values travel less distance per pedal revolution; higher values travel farther.

This bicycle: 18.2–92.8 gear inches
Class reference (p10–p90): 17.7–101.5 gear inches; The band runs from p10 for the lowest gear to p90 for the highest gear.

Cohort: Mountain / Cross-country Model year: 2023
Lowest gear: 1578 bicycles with this information, 78.8% of the class
Highest gear: 1578 bicycles with this information, 78.8% 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 2023 builds
Specification	This bicycle Lapierre Prorace 3.9	Lapierre Prorace 20 SL	Lapierre Prorace 24 SL	Lapierre Prorace 5.9	Lapierre Prorace CF 5.9	Lapierre Prorace CF 6.9
Frame
Frame material	Aluminum	Aluminum	Aluminum	Aluminum	Carbon	Carbon
Fork material	Not informed	Aluminum	Aluminum	Not informed	Not informed	Not informed
Suspension
Suspension configuration	Hardtail	Rigid	Rigid	Hardtail	Hardtail	Hardtail
Front travel	100 mm	Not informed	Not informed	100 mm	100 mm	100 mm
Drivetrain
Smallest chainring	32	28	32	32	32	32
Largest chainring	32	28	32	32	32	32
Rear sprockets	12	8	8	12	12	12
Smallest sprocket	10	11	11	10	11	11
Largest sprocket	51	34	34	51	50	50
Lowest gear	18.2 in	16.5 in	22.6 in	18.2 in	18.6 in	18.6 in
Highest gear	92.8 in	50.9 in	69.8 in	92.8 in	84.4 in	84.4 in
Brakes
Brake type	Hydraulic disc	Rim brake	Rim brake	Hydraulic disc	Hydraulic disc	Hydraulic disc
Other specifications
Bottom bracket standard	BB86/BB92	BSA	BSA	BB86/BB92	BB86/BB92	BB86/BB92
Fork spring	Air	Not informed	Not informed	Air	Air	Air
Suspension	Hardtail	Rigid	Rigid	Hardtail	Hardtail	Hardtail
Tire width	2.25″	1.5″	1.5″	2.25″	2.35″	2.35″
Wheel size	29″	20″	24″	29″	29″	29″