KAC Starter Upgraded replacement for Kohler 6744/6744N — 12V 0.8kW PMDD, 10-tooth CCW

The KAC Starter Upgraded for Kohler 6744/6744N is a direct-fit 12V, 0.8KW replacement starter designed to restore reliable cranking for compatible Kohler engines and many lawn, turf and utility vehicles.

This high-performance replacement starter is engineered to match the original factory specifications for Kohler part numbers including 2409801, 2509808, 2509809, 2509811 and related references such as 25-098-09 and 6744/6744N. Built as a permanent-magnet direct-drive (PMDD) unit with a 10-tooth pinion and counterclockwise rotation, the KAC Starter delivers the power and engagement profile needed by mowers, utility vehicles and compact equipment from 1994 through 2015 model years across brands like John Deere, Toro, Cub Cadet, Scotts, Thomas and Grasshopper.

Which machines and years will this starter fit?

The KAC Starter Upgraded is designed for wide compatibility with Kohler-equipped residential and commercial turf equipment. It matches many model runs from the mid-1990s to 2015 and fits multiple Z-Force, Big Country, Volunteer and LT series models, as well as EFI tank variants.

• Compatible Kohler part cross-references: 2409801, 2509808, 2509809, 2509811, 25-098-09, 6744, 6744N.
• Fits Z-Force, Z-Wing, Big Country, Volunteer, LT, GT and other listed model families across 1994–2015 ranges.
• Works with engines rated roughly 15–27 HP when factory-specified for the listed starters.

How does this starter perform compared to the original?

Manufactured to meet original-equipment geometry and electrical output, the KAC Starter provides equivalent cranking torque and engagement while using quality materials and factory-style testing. It is built for dependable starts under normal operating conditions without requiring modifications.

• Permanent-magnet direct-drive (PMDD) design for efficient power transfer and compact size.
• 0.8 kW output at 12 volts for consistent cranking power on compatible engines.
• Ten-tooth pinion with CCW rotation to match factory engagement patterns.

What installation and safety steps should I follow?

Installation is intended to be plug-and-play with the same mounting pattern as the OEM starter; no drilling or custom fitting is required. Follow basic safety: disconnect the battery, mount securely, and observe starter behavior during the first start to ensure pinion retraction.

• Disconnect battery before removal and installation to avoid short circuits.
• After starting, return the key to the off/run position promptly so the pinion withdraws and avoids gear clash.
• If you hear teeth clashing while starting, stop and allow the starter to stop before retrying to prevent damage.

What quality checks and durability features are included?

The starter is produced under strict manufacturing controls to align with original specifications. It undergoes functional testing for electrical performance, abrasion and fatigue assessments to ensure longevity and consistent starting cycles.

• Factory standard production and inspection processes to ensure dimensional and electrical accuracy.
• Shock and wear testing to improve reliability under repeated use.
• Robust materials for gear engagement and housing to reduce premature failure.

Who is this for: The KAC Starter Upgraded is intended for owners, service technicians and fleet managers who need a reliable, OEM-compatible replacement starter for Kohler-equipped mowers, utility vehicles and compact equipment across multiple brands. It suits do-it-yourself mechanics seeking a direct-fit swap as well as professional shops performing routine powertrain replacements on machines from the mid-1990s through the mid-2010s.