The KTM RC 390 motorcycle specifications include a 373.2 cc (22.77 cu in) engine, a 6-speed gearbox, and a listed weight of 147 kg (324.1 lb).
Key specifications
2014, 2015, 2016, 2017, 2018, 2019, 2020, 2022, 2023Model years
373 ccDisplacement
147 kgDry weight
820 mmSeat height
10 LFuel tank
1,210 mmWheelbase
179 mmGround clearance
Model years covered
201420152016201720182019202020222023
Year-specific specification changes
The 2014 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Dry weight
2018149 kg (328.5 lb)
2020149 kg (328.5 lb)
20222023155 kg (341.7 lb)
Frame
20162020Steel trellis frame, powder coated
20222023Steel trellis, powder coated
Front brakes
20162023Single disc. ABS. Four-piston calipers.
Front suspension
20162020WP upside-down Ø 43 mm
20222023WP APEX 43
Rear brakes
20162023Single disc. ABS. Floating disc. Single-piston caliper.
Rear suspension
20222023WP APEX – Monoshock
Wheelbase
201620231,340 mm (52.8 inches)
Clutch
20162019Wet multi-disc clutch, mechanically actuated
20202023PASC™ antihopping clutch, mechanically operated
Front wheel travel
20222023120 mm (4.7 inches)
Fuel capacity
20209.50 L (2.51 US gal)
2022202313.70 L (3.62 US gal)
Ground clearance
20222023158 mm (6.2 inches)
Ignition
2016Bosch EMS
20172023Bosch EMS with RBW
Lubrication
20162020Semi-dry sump
20222023Wet sump
Power/weight ratio
201520170.2993 hp/kg
20180.2953 hp/kg
20190.2993 hp/kg
20200.2953 hp/kg
202220230.2839 hp/kg
Seat height
20222023824 mm (32.4 inches)
How the KTM RC 390 compares
This compares the motorcycle with all KTM models in this specifications database. The blue marker is this model and the grey line is the KTM database average.
Displacement373 cc
Low 49 ccAverage 444 ccHigh 1,301 cc
About 16% lower than the KTM database average. Around the 53rd percentile across KTM models.
Seat height820 mm
Low 607 mmAverage 895 mmHigh 992 mm
About 8% lower than the KTM database average. Around the 16th percentile across KTM models.
Fuel capacity10 L
Low 2 LAverage 10.6 LHigh 23 L
About 5% smaller than the KTM database average. Around the 67th percentile across KTM models.
This model KTM database average
Mechanical overview
Engine layout snapshot
Single cylinder, four-stroke • 373 cc • Liquid cooled
Chassis snapshot
Wheelbase 1,210 mmSeat 820 mmClearance 179 mm
6-speed • Chain (final drive) • 95/75-R17 front / 115/75-R17 rear
Additional useful specifications
| Front tire size |
95/75-R17 |
| Rear tire size |
115/75-R17 |
| Bore/stroke ratio |
1.48:1 (Oversquare) |
Engine specifications
| Engine type |
Single cylinder, four-stroke |
| Displacement |
373.2 cc (22.77 cu in) |
| Bore × stroke |
89.0 x 60 mm (3.5 x 2.4 inches) |
| Compression ratio |
14.5:1 |
| Cooling system |
Liquid |
| Fuel system |
Injection. Dual injector throttle body, oval, DM50 equivalent |
| Ignition |
Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment |
| Starter |
Electric |
| Lubrication |
Forced oil lubrication with 2 Eaton pumps |
Transmission and drivetrain
| Gearbox |
6-speed |
| Final drive |
Chain (final drive) |
| Clutch |
Wet multi-disc clutch / mechanically operated |
Chassis and suspension
| Frame |
Tubular space frame made from steel, powder-coated |
| Front suspension |
WP Suspension Up Side Down |
| Rear suspension |
WP Monoshock |
| Front wheel travel |
125 mm (4.9 inches) |
| Rear wheel travel |
150 mm (5.9 inches) |
| Rake |
23.5° |
Brakes, wheels and tires
| Front brakes |
Single disc. Four-piston calipers. |
| Rear brakes |
Single disc. Floating disc. Single-piston caliper. |
| Front tire |
95/75-R17 |
| Rear tire |
115/75-R17 |
Dimensions and weight
| Dry weight |
147 kg (324.1 lb) |
| Seat height |
820 mm (32.3 inches) |
| Wheelbase |
1,210 mm (47.6 inches) |
| Ground clearance |
179 mm (7.0 inches) |
Fuel and emissions
| Fuel capacity |
10.00 L (2.64 US gal) |
Performance
| Power/weight ratio |
0.2919 hp/kg |
Electrical and instruments
| Electrical |
External starter / 12 V 0.8 Ah battery. |
Other specifications
| Color options |
Orange/black |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from KTM models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official KTM information before relying on them. Visit the official KTM website.