Kohler Electric Starter for CH12.5–CH25 / CV12.5–CV22 — OEM Direct-Fit Replacement (99996-6120)

A factory-quality Kohler electric starter designed to replace worn units and restore reliable starting for CH12.5–CH25 and CV12.5–CV22 powered equipment.

This genuine Kohler starter (OEM# 99996-6120) is engineered as a direct-fit replacement for models that originally used part numbers 21163-0756 and 21163-7023. It’s built to match factory mounting points, gear engagement, and electrical connections so you can swap it in without modifying the engine. Before ordering, confirm compatibility with your engine model and electrical system — a quick parts check prevents returns and downtime.

Which Kohler or Kawasaki engines will this starter fit?

The starter is made for Kohler applications that use CH and CV series engines and also fits many Kawasaki V-twin models listed by Kohler. It’s specified to work with a range of CH12.5 through CH25 and CV12.5 through CV22 configurations and certain Kawasaki FS and FX series engines.

• OEM reference: 99996-6120
• Replaces Kohler lists: 21163-0756, 21163-7023
• Compatible Kawasaki models include FS541V, FS600V, FS730V, FX481V, FX541V, FX600V, FX651V, FS691V, FX730V (see detailed model suffixes)

How straightforward is the installation?

Installation is intended to be a direct replacement using the original mounting holes and electrical connections, minimizing tools and time required. If your old starter failed due to mechanical wear or electrical issues, this OEM unit replaces both the solenoid and motor assembly functions in one piece.

• Direct-fit bolt pattern and pinion alignment for listed engines
• Standard electrical terminals for easy reconnection
• Swap-in replacement—no drilling, welding, or adapter plates needed

What should I check before buying to avoid fitment problems?

Confirm the part numbers and the exact engine model designation stamped on your engine. Some Kawasaki and Kohler engine suffixes indicate differences in starter orientation or mounting, so use the OEM number and the model code to verify fitment.

• Compare your old starter’s OEM number to 99996-6120, 21163-0756, 21163-7023
• Match full engine model codes (example: FS600V-DS24) not just base series
• Check battery voltage and cable size for adequate cranking power

What performance and durability can I expect from this genuine Kohler unit?

As an original equipment manufacturer part, this starter is built to the same quality standards used on new engines. Expect consistent torque and engagement performance comparable to the original component, which reduces grinding and premature wear when installed and maintained properly.

• Factory-spec motor and solenoid for reliable engagement
• Durable housing and gear materials for long service life
• Designed for frequent start cycles typical of commercial use

Who is this for: This KOHLER genuine electric starter is intended for equipment owners, repair shops, and fleet managers who need a dependable, direct-fit replacement for failing starters on CH and CV series Kohler engines and the listed Kawasaki models. It’s ideal for users who prioritize correct OEM fit, straightforward installation, and longevity over aftermarket alternatives. Always double-check the engine model code and OEM numbers before purchase to ensure it’s the right component for your machine.