The championship winning KTM 450 SX-F is a proven formula that is the industry benchmark. For 2019, this new machine takes the next step in efficient performance and easy handling. It is fitted with a newly designed, extremely compact, single overhead camshaft cylinder head, as well as the latest electronic fuel injection. Pushing out an unrivalled 63hp in the most effective way possible, this 450 cc is the fastest Motocross bike KTM has ever built.
This KTM is equipped with a 2022 Timbersled Aro 3, 129" track. Think Deep Powder Dominance!
Revolutionary Design: Climb the steepest mountains in the deepest snow with the industry's first 3" track. The Timbersled ARO 3 provides ultimate performance in deep snow conditions while delivering ARO handling and performance - the industry standard.
Balance and Precision: The ARO 3 is built on the industry leading Timbersled ARO platform. The Timbersled Traverse Ski and Timbersled Traverse Track, combined with the aluminum chassis and ARO suspension, deliver precise handling and superior deep snow lift.
Unbeatable Agility and Confidence: The ARO 3 is available with the S package - delivering all the adrenaline and adventure of the ARO 3 in an easier to ride, confidence inspiring package. With a 3" lower seat height, the ARO 3 S enables the rider to dominate the powder with ease and agility.
Easiest to Own: Timbersled is backed by the world leader in powersports: Polaris. With the advanced engineering and design capabilities of Polaris, Timbersleds are an easily converted, low maintenance snow bike system. The direct bolt-on design means no bike or air box modifications, with pre-bled brakes making it easier. Add in Timbersled's world class accessories & extensive dealer network, and its clear Timbersled is the easiest ownership experience.
Equipped with the Rekluse Racing Radius CX Clutch (DDS)
When you need the best, look no further. RadiusCX is a top of the line auto clutch product that brings together all of our latest technology into one package. TorqDrive friction disk technology coupled with EXP and our Core technology results in significant advancement in auto performance with exceptional hook-up, lever feel and durability. Just when you thought auto couldn’t get better, RadiusCX has raised the bar.
Better starts, carry more speed, focus on the line and not on the clutch
Perfect power delivery every time
Maintain momentum. Use the torque of your motor without worrying about stalling
Increased power transfer over OEM
Fully tunable to suit rider and/or terrain
Optimized pressure plate design provides our best lever feel; consistent control and behavior
Core components deliver improved oil flow and stability over wide temperature ranges
TorqDrive friction disks provide longer clutch life with less adjustment over time
Rekluse sleeves eliminate basket wear and notching