KTM 450 EXC-F SIX DAYS (MY2024) — Enduro
KTM Press

2024–2026 · Enduro · Buyer's Guide

450 EXC-F SIX DAYS (MY2024)

Off-Road Racing, Street Legal

The Machine's Character

The Six Days trim takes KTM's flagship four-stroke enduro and points it at the hardest terrain the brand can find. The 450 cc liquid-cooled single makes 64 hp and 34 lb-ft, running through a six-speed box with a quickshifter for clutchless upshifts, and traction control sits behind the throttle for when grip disappears entirely. A WP XPLOR PDS shock carries the rear, with tool-free clickers at both ends so you can change the bike at the trailhead instead of in the garage. Exclusive graphics, the orange frame and blue anodized parts mark it out. The intent underneath is racing, not decoration.

This one rewards a rider who already knows what they are doing. It stays light in your hands and keeps finding drive in slop and rock without constant clutch work, which is what separates a real enduro bike from a motocrosser with a headlight bolted on. The costs are honest. A 37.9-inch seat leaves shorter riders tiptoeing, the 2.2-gallon tank keeps you on a short leash between fills, and race hardware expects a race maintenance schedule. Buy it if your riding week is technical dirt. Look elsewhere if you want something that sits patiently between easy Sundays.

Hard Numbers

Spec sheets don't ride bikes, but they set the baseline.

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Key specifications
Power 64 hp (47 kW)
Torque 34 lb-ft (46 Nm)
Displacement 450 cc
Engine Single-cylinder
Cooling Liquid-cooled
Gearbox 6-speed
Final drive Chain
Fork Upside-down (USD)
Front tire 90/90-21
Rear tire 140/80-18
Ground clearance 14.0 in (355 mm)
Front travel 11.8 in (300 mm)
Rear travel 12.2 in (310 mm)
Seat height 37.9 in (963 mm)
Dry weight 245 lb (111 kg)
Fuel capacity 2.2 gal (8.5 L)

Equipment check

Chassis

  • Manually Adjustable Front Suspension Standard
  • Manually Adjustable Rear Suspension WP XPLOR PDS Shock Bottoming resistanceTool free setup Standard

Lighting

  • LED Headlight Standard
Aerial drone view of Palomar Divide Road winding through chaparral-covered mountain ridges in San Diego County. Multiple S-curve sections descend through sparse vegetation with distant valley views visible in the haze. Gravel and packed-earth surface.

Known issues

  • Engine stalling / hesitation

    engine occasional

    Some owners report intermittent stalling or hesitation during acceleration, potentially linked to fuel delivery or air filter clogs.

  • Clutch slippage / shifting woes

    drivetrain occasional

    Some riders experience clutch slippage or difficulty engaging gears, often due to worn plates or improper adjustment.

  • Fuel injection / poor throttle response

    fuel system occasional

    Clogged injectors or fuel lines can cause backfiring, hard starting, and erratic idle; cleaning or replacement typically resolves.

  • Suspension setup complaints

    suspension common

    Out-of-the-box suspension may feel too soft or too stiff for some riders, requiring frequent tuning or aftermarket springs/valving.

  • Electrical glitches

    electrics occasional

    Intermittent starting issues or non-responsive starter may stem from a weak battery, corroded connections, or faulty wiring.

The Numbers Compared

Compare the technical specifications of the KTM 450 EXC-F SIX DAYS with other bikes in its class.

Head-to-head: KTM 450 EXC-F SIX DAYS vs. its rivals

What's new versus the previous generation

If you're cross-shopping the older generation, here's what changed.

KTM 450 EXC-F SIX DAYS (MY2023)

Previous generation · 2023

KTM 450 EXC-F SIX DAYS (MY2023)

The Factory Race Card

Compare to the previous model →

Alternatives to the KTM 450 EXC-F SIX DAYS

If this one isn't quite the fit, these are the bikes worth riding back-to-back against it.

Any price note compares both bikes at the same age — the youngest age both have on the used market — against this KTM 450 EXC-F SIX DAYS. “cheaper/pricier” is what that bike costs second-hand, not how worn it is.