Sherco 125 4T SM RS Blackmoon - 2025 Specifications and Reviews

The 2025 Sherco 125 4T SM-RS Blackmoon is a lightweight supermoto designed for agile urban riders and track enthusiasts seeking sharp handling and responsive performance. Its liquid-cooled single-cylinder engine delivers punchy acceleration in a nimble package, while the six-speed transmission and hydraulic clutch provide precise control for both street and circuit work.

2025
Not Rated stars Average rating: Not Rated from 0 votes
.

General information

Color OptionsBlue/white/green
CategorySuper motard
 
 

Engine and Transmission Specifications

StartingElectric
ClutchHydraulic, wet, multi-plate
Final DriveChain (final drive)
Gearbox6-speed
Cooling SystemLiquid
IgnitionDC-CDI
InductionCarburettor. Keihin PWK 28
Bore x Stroke52.0 x 58.6 mm (2.0 x 2.3 inches)
Engine DetailsSherco engine
Engine TypeSingle cylinder, two-stroke
Capacity:124.5 ccm (7.59 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity8.00 litres (2.11 US gallons)
Wheelbase1408 mm (55.4 inches)
Ground Clearance284 mm (11.2 inches)
Seat Height898 mm (35.4 inches) If adjustable, lowest setting.

Sherco 125 4T SM RS Blackmoon dimensions and frame

WheelsBlack rims with Michelin tires.
Rear BrakesSingle disc
Brake Disc Diameter180 mm (7.1 inches)
Front BrakesSingle disc
Rear Tyre130/70-17
Front Tyre100/80-17
Rear Wheel Travel67 mm (2.6 inches)
Rear SuspensionSingle shock absorber
Front Wheel Travel253 mm (10.0 inches)
Front SuspensionUSD 41 mm
FrameSemi-perimeter high-strength chrome-molybdenum steel

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
CommentsFrench brand.
Exhaust systemAluminium Silencer with carbon end cap
Lubrication system2% oil pre-mix
Year of manufacture2025
Motorcycle nameSherco 125 4T SM-RS Blackmoon

Performance Profile & Rider Fit

Best For

Track70%
City75%
Cornering85%
Daily Riding45%
Touring20%
Passenger25%

Rider Profile

Best ForThis bike suits riders who already have some two-wheel experience and want to sharpen their cornering skills, since its tall seat, light weight, and sporty geometry reward confident, active riding rather than beginner caution.
PurposeIt's built for supermoto-style fun: flicking through tight corners, playing on backroads, and occasional track-day style riding rather than long-distance travel or hauling gear.
Rider FitThe tall 898 mm seat height and minimal rear travel mean shorter riders may struggle at stops, and the firm, focused suspension setup favors a fit, agile rider over comfort-seekers.
CharacterIt has the personality of a nimble, high-revving street-legal dirt bike, playful and eager to change direction, with a small-displacement engine that rewards momentum and rider input over outright power.
Not Ideal ForIt's not a good match for riders wanting a plush, stable, high-speed tourer, a two-up commuter, or anyone needing a low seat height and relaxed ergonomics.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2025 Sherco 125 4T SM RS Blackmoon Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 898mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2025 Sherco 125 4T SM RS Blackmoon, with a relaxed knee angle of around 140 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

Find bikes that fit your height →

Rider Reviews

Add a Comment


Please Login or Register if you would like to leave a comment.