Restore your KTM’s ignition reliability with this premium heavy-duty starter motor. Engineered specifically for the KTM LC4 engine series, this unit is a direct replacement for the Mitsuba SM13-573, providing the high-torque output required to crank over large-displacement single-cylinder engines.
RELIABILITY: Manufactured using high-grade copper windings and durable brush materials to meet or exceed original equipment (OE) standards.
Key Features
✔ Direct fit for KTM 58440001000
✔ High-torque permanent magnet design
✔ Weather-sealed for off-road durability
✔ 9-tooth drive gear precision machined
Technical Specs
Voltage:
12V
Rotation:
CCW (Counter-Clockwise)
Teeth:
9-Tooth Pinion
Design:
PMDD
Power:
~450 Watts
Hole Spacing:
22.5 mm
Compatibility / Fitment Guide
Make
Model/Application
Year Range
KTM
400 RXC-E / LC4-E
1995 - 2005
KTM
620 Duke / EGS-E / RXC-E
1996 - 2001
KTM
625 SXC / SMC
2003 - 2007
KTM
640 Adventure / LC4 Enduro
1998 - 2007
KTM
640 Duke II / Supermoto
1999 - 2006
KTM
660 Rallye / Factory
1999 - 2007
OEM Cross Reference
KTM
58440001000
Mitsuba
SM13-573
Arrowhead
SMU0507
Lester
19633
J&N
410-54131
Questions & Answers
Is this a genuine original part?
This is a premium quality 4Drive aftermarket replacement part, manufactured to meet or exceed original Mitsuba SM13-573 specifications for fitment and cranking power.
How do I know if it is compatible with my bike?
If your KTM utilizes the LC4 engine (400 to 660cc) from the mid-90s to late 2000s and your current starter is a 9-tooth CCW model, this part is a guaranteed fit. Check your original part for the "SM13-573" code.
Will this fit the 640 LC4 Adventure models?
Yes, this starter is the standard fitment for the 640 Adventure-R and LC4 Enduro models throughout their production run (approx. 1998-2007).
Note: Please verify your original part number against the references above before purchasing to ensure 100% compatibility. For further information, visit 4drive.co.uk.
