2025 Harley-Davidson® Sportster® S Base

Current Harley-Davidson® Sportster® S Sportster® S

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Year 2025
Make Harley-Davidson®
Model Sportster® S
Engine Revolution® Max 1250T

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Product Details Specifications Photos

Year 2025
Manufacturer Harley-Davidson®
Model Name RH1250S Sportster® S
Trim Name Base
Generic Type (Primary) Sport
Engine Revolution® Max 1250T
Bore 105 mm
Stroke 72.3 mm
Displacement 1,252 cc
Compression Ratio 12.0:1
Fuel System Electronic Sequential Port Fuel Injection (ESPFI)
Exhaust 2-into-1-into-2; catalyst in muffler

2025 Harley-Davidson® Sportster® S

Features may include:

DESIGN

Black finishes throughout the engine and exhaust system, more premium paint options, and a new vintage-inspired tank medallion.

Blacked-Out Powertrain

Strong and understated, the blacked-out Revolution Max 1250T powertrain features a mix of gloss and matte black finishes for depth and contrast.

Premium Paint

Premium paint options now include Factory Custom color Mystic Shift, which changes from a dark gunmetal to purple to blue, and finally to an almost orange in full sunlight.

PERFORMANCE

Radically high-revving, liquid-cooled power, Brembo braking components, and improved suspension with increased rear wheel travel.

Revolution® Max 1250T Engine

Next-generation, liquid-cooled Revolution Max engine with variable valve timing provides 90 kW @ 7500 rpm and 125Nm of torque through a wide rev range.

Increased Rear Suspension

Three-way adjustable rear shock travel has 60 percent more travel, increasing from two inches to 82 mm without impacting seat height..

INNOVATION

Four-inch TFT display allows you to adjust Ride Modes, enable turn-by-turn navigation and Rider Safety Enhancements, or simply function as a clean and clear gauge.

102 mm TFT Display

Full color TFT infotainment system allows quick and intuitive menu navigation, swap ride modes, and tune Rider Safety Enhancements

Cruise Control

Set your speed and let it ride with Cruise Control as a standard feature.

Engine

Engine Revolution® Max 1250T

Bore 105 mm

Stroke 72.3 mm

Displacement 1,252 cc

Compression Ratio 12.0:1

Fuel System Electronic Sequential Port Fuel Injection (ESPFI)

Exhaust 2-into-1-into-2; catalyst in muffler

Dimensions

Length 2,270 mm

Overall Width 840 mm

Seat Height, Unladen 765 mm

Ground Clearance 90 mm

Rake (steering head) (deg) 30

Trail 148 mm

Wheelbase 1,520 mm

Front Tire Dunlop® Harley-Davidson Series, radial

Rear Tire Dunlop® Harley-Davidson Series, radial

Tires, Front Specification 160/70R17 73V

Tires, Rear Specification 180/70R16 77V

Fuel Capacity 11.7 l

Oil Capacity (w/filter) 4.5 l

Weight, In Running Order 228 kg

Performance

Engine Torque Testing Method J1349

Engine Torque 126 Nm

Engine Power 121 HP / 90 kW @ 7500 rpm

Engine Torque (rpm) 6000

Lean Angle, Right (deg.) 35

Lean Angle, Left (deg.) 35

Fuel Economy: Combined City/Hwy 4.8 l/100 km

Drivetrain

Primary Drive Gear, 49/89 ratio

Gear Ratios (overall) 1st 12.21

Gear Ratios (overall) 2nd 9.022

Gear Ratios (overall) 3rd 6.994

Gear Ratios (overall) 4th 5.641

Gear Ratios (overall) 5th 4.731

Gear Ratios (overall) 6th 4.131

Chassis

Front Fork 43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminum fork triple clamps.

Rear Shocks Linkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability

Wheel Type, Front Aluminum cast, satin black

Wheels Type, Rear Aluminum cast, satin black

Brakes, Caliper Type Front: radially mounted, monoblock, 4-piston caliper Rear: floating, single piston caliper

Brake System Type Rotors: Front: single rotor, floating, tower- mounted Rear: solid uniform expansion rotor

Electric

Lighting Headlamp: All LED headlamp, low and high beam with signature position lighting; Tail/Stop: All LED rear lighting; Front Signal Lights:LED Bullet Turn Signals

Gauges 4 inch viewable area TFT display with speedometer, gear, odometer, fuel level, clock, trip, ambient temp, low temp alert, side stand down alert, TIP over alert, cruise, range and tachometer indication BT capable - phone pairing to access phone calls, music, navigation (H-D App ONLY)

Features

Features Screen Size: 102 mm | Type: Color TFT | Headset Specifications (if equipped): Bluetooth | USB: Charging and Instrument update, USB-C, 5V, 3A