2023 KTM 300 SX Options and Specs

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KTM continues to roll out thrilling new dust bikes yearly. Its complete full-size motocross lineup is totally revamped for 2023 with the addition of a brand new mannequin that has captured probably the most limelight—the 300 SX. This open-class-worthy premix-burner incorporates a mixture of expertise not seen on most two-stroke motocross fashions together with throttle physique injection (TBI), an digital energy valve, and electrical beginning. Earlier than we publish our preliminary on-track analysis of this thrilling new mannequin, let’s dig into its many options and specs.

KTM’s two-stroke motocross bike lineup grows by one in 2023 with the addition of the 300 SX.Mark Kariya
Throttle physique injection (TBI), an digital energy valve, and electrical beginning are large technological developments to the Austrian producer’s all-new top-of-the-line two-stroke MX machine.Mark Kariya
A Keihin 39mm throttle physique is paired with case reed induction. Gas must be premixed at 60:1.Mark Kariya
Kickstarters are a factor of the previous on KTM’s full-size two-stroke motocrossers. Claimed weight of the 300 SX engine is 53 kilos.Mark Kariya
Engine begin and engine cease buttons are mixed on one unit, simply inside thumb’s attain.Mark Kariya
On the other aspect of the Neken handlebar, we discover the brand new engine map change. Map 1 (white gentle illuminated) is normal, whereas map 2 (inexperienced gentle illuminated) is aggressive.Mark Kariya
Correct airbox air flow.Mark Kariya
Gearing is 14/49.Mark Kariya
KTM spec’d a brand new radiator cap on its 2023 full-size motocross and cross-country fashions that’s fairly tough to take away.Mark Kariya
The WP Xact 48mm air fork is similar element discovered on the Austrian producer’s prior-generation (2019–2022) motocrossers, however options totally different settings and new hydrostops for higher bottoming resistance.Mark Kariya
Together with being 15mm shorter, the fully redesigned WP Xact shock options all-new internals.Mark Kariya
Shock low-speed compression, high-speed compression, and rebound damping are adjustable by hand.Mark Kariya
For decreased unsprung weight and elevated rigidity, KTM designed a brand new, hole, die-cast swingarm.Mark Kariya
Brembo brake calipers assist gradual the smoker. The entrance is a two-piston caliper that grabs a 260mm disc, whereas the rear is a single-piston caliper that squeezes a 220mm disc.Mark Kariya
We recognize that KTM specs an hourmeter on all of its full-size motocross and off-road competitors fashions to assist maintain monitor of upkeep intervals.Mark Kariya
On Filth Rider’s automotive scales, the 2023 KTM 300 SX weighs 232 kilos moist.Mark Kariya

2023 KTM 300 SX Specs

MSRP: $9,199
Engine: Liquid-cooled, two-stroke single-cylinder
Displacement: 293cc
Bore x Stroke: 72.0 x 72.0mm
Compression Ratio: N/A
Transmission/Ultimate Drive: 5-speed/chain
Filth Rider Measured Horsepower: 48.8 hp @ 8,100 rpm
Filth Rider Measured Torque: 32.2 lb.-ft. @ 7,500 rpm
Gas System: EFI w/ 39mm throttle physique
Clutch: Moist, multiplate Damped Diaphragm Metal (DDS); hydraulic actuation
Body: Central double-cradle chromoly metal
Entrance Suspension: WP Xact 48mm fork, air stress, compression damping, and rebound damping adjustable; 12.2 in. journey
Rear Suspension: WP Xact shock, spring preload, high-/low-speed compression damping, and rebound damping adjustable; 11.8 in. journey
Entrance Brake: Brembo 2-piston caliper, 260mm disc
Rear Brake: Brembo 1-piston caliper, 220mm disc
Tires, Entrance/Rear: Dunlop Geomax MX33; 80/100-21 / 110/90-19
Rake/Path: 26.1°/NA
Wheelbase: 58.7 in.
Floor Clearance: 13.9 in.
Filth Rider Measured Seat Top: 37.7 in.
Gas Capability: 1.9 gal.
Filth Rider Measured Moist Weight: 232 lb.
Availability: Now
Contact: ktm.com



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