2020 Harley-Davidson Softail Slim Specs

motorcycle specs

These are the known mechanical and performance specifications for your 2020 Harley-Davidson Softail Slim.

Basic Specs

Harley-Davidson Softail Slim
ModelHarley-Davidson Softail Slim
CostUS$ 15999. MSRP depends on country, taxes, accessories, etc.


Displacement1746.0 ccm (106.54 cubic inches)
TypeMilwaukee-Eight® 107
DetailsV2, four-stroke
Bore/Stroke100.0 x 111.1 mm (3.9 x 4.4 inches)
FuelingInjection. Electronic Sequential Port Fuel Injection (ESPFI)
Exhaust2-into-2 shotgun; catalyst in muffler


Final Drive
ClutchMulti-plate with diaphragm spring in oil bath
DrivelineChain 34/46 ratio primary drive


Horespower86.0 HP (62.8 kW) @ 5020 RPM
Torque149.2 Nm (15.2 kgf-m or 110.0 ft.lbs) @ 3000 RPM
Top Speed

Fuel Economy & Polution

Fuel Consumption5.00 litres/100 km (20.0 km/l or 47.04 mpg)
Fuel Capacity18.90 litres (4.99 US gallons)
Emissions116.0 CO2 g/km. (CO2 - Carbon dioxide emission)


Frame Type
Rake30.0 deg
Trail147 mm (5.8 inches)
Front SuspensionTelescopic fork
Front Travel
Rear SuspensionSingle shock
Rear Travel
Seat Height648 mm (25.5 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length2310 mm (90.9 inches)
Total Width
Ground Clearance120 mm (4.7 inches)
Wheelbase1630 mm (64.2 inches)
Dry Weight291.0 kg (641.5 pounds)
Wet Weight304.4 kg (671.0 pounds)

Wheels & Brakes

Front Tire/Tyre130/90-B16
Rear Tire/Tyre150/80-B16
Front BrakesSingle disc. Optional ABS. 4-piston
Front Brake Diameter
Rear BrakesSingle disc. Optional ABS. 2-piston
Rear Brake Diameter
WheelsGloss Black, Steel Laced


It appears you're interested in specifications for the Harley-Davidson Softail Slim. This Custom / cruiser model is powered by a Milwaukee-Eight® 107 V2, four-stroke engine with 1746.0 ccm (106.54 cubic inches) of actual displacement before 10.0:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection (ESPFI) allowing this machine to produce its 86.0 HP (62.8 kW) @ 5020 RPM horsepower and 149.2 Nm (15.2 kgf-m or 110.0 ft.lbs) @ 3000 RPM torque. According to our records engine heat of the Harley-Davidson Softail Slim is moderated by Air. You'll need to get familiar with the 6-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 130/90-B16 and the rear is 150/80-B16 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Optional ABS. 4-piston front brakes and Single disc. Optional ABS. 2-piston rear brakes. The Harley-Davidson Softail Slim was launched in 2020, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.