In the design brief, an electric starter was deemed necessary. Because the bike has both an electric and a kick starter, it can be rapidly restarted if the engine stalls or needs to be halted.
For the benefit of the faraway competitors, Kawasaki has installed an LED rear light.
Enduro lap after enduro lap, Petal disc brakes keep pads clean and efficient.
Enduro riders can see what the KLX450R is doing right now thanks to the clocks on the bike. A speedometer, dual tripmeters, odometer, and clock are included in this compact digital instrumentation.
| Engine type | Liquid-cooled, 4-stroke, single-cylinder |
|---|---|
| Compression ratio | 12.0:1 |
| Valve system | DOHC, 4 valves |
| Bore x stroke | 96.0 x 62.1 mm |
| Displacement | 449 cm³ |
| Fuel system | Carburettor |
| Lubrication | Forced lubrication, semi‑dry sump |
| Starting system | Electric & kick |
| Ignition system | Digital |
| Transmission | 5-speed, return shift |
|---|---|
| Clutch | Wet, multi disc |
| Primary reduction ratio | 2.727 (60/22) |
| Gear ratios 1st | 2.167 (26/12) |
| Gear ratios 2nd | 1.533 (23/15) |
| Gear ratios 3rd | 1.188 (19/16) |
| Gear ratios 4th | 0.950 (19/20) |
| Gear ratios 5th | 0.810 (17/21) |
| Final drive | Sealed chain |
| Final reduction ratio | 3.846 (50/13) |
| Frame type | Perimeter, aluminium |
|---|---|
| Trail | 122 mm |
| Wheel travel front | 305 mm |
| Wheel travel rear | 315 mm |
| Tyre, front | 80/100-21 M/C 51P |
| Tyre, rear | 120/90-18 M/C 65P |
| L x W x H | 2,175 x 820 x 1,250 mm |
| Steering angle L/R | 42° / 42° |
| Wheel base | 1,480 mm |
| Ground clearance | 315 mm |
| Fuel capacity | 8.0 litres |
| Seat height | 935 mm |
| Curb mass | 126 kg |
| Front brake type | Single semi-floating petal disc |
|---|---|
| Front brake diameter | Ø 250 mm |
| Front brake caliper type | Dual-piston |
| Rear brake type | Single petal disc |
| Rear brake diameter | Ø 240 mm |
| Rear brake caliper type | Single-piston |
| Front suspension type | Inverted AOS type fork with 22-way compression and 18-way rebound damping |
| Front suspension diameter | Ø 48 mm |
| Rear suspension type | Uni-Trak, 22-way (low-speed), 2 turns or more (high speed) compression and 22-way rebound damping, and spring preload adjustability |
