Product Description
Product Status Notice: The legacy Kohler part number 25-098-21-S has been officially discontinued by the factory. Orders placed for this item will automatically be upgraded to the newest version at no additional cost.
Click Here to View and Purchase the Newest Upgraded Model: Genuine Kohler/Rehlko 25-098-24-S Starter Motor
Genuine OEM Kohler / Rehlko Engine Starter Motor (Replaces 25-098-21-S)
Protect your equipment's engine from the severe wear and damage caused by cheap, unbranded imitations. If you are looking for the original Kohler 25 098 21-S starter motor, Generator Magic provides the official factory solution.
We strictly sell 100% genuine original equipment manufacturer (OEM) parts sealed in original factory packaging. We never stock knockoffs, "will-fits," or low-quality aftermarket clones.
When you purchase from Generator Magic, you will receive the absolute latest, factory-upgraded model; Part # 25-098-24-S. This is a direct, plug-and-play replacement engineered specifically for your engine's physical dimensions and electrical requirements, ensuring flawless alignment and immediate starting power.
Manufacturer Rebranding Information:
Kohler Engines has officially transitioned to its premium new global identity: Rehlko. Because Generator Magic only stocks fresh, direct-from-the-factory inventory, your new upgraded 25-098-24-S starter will feature the updated Rehlko branding on the box and the part housing. This is the exact same high-performance factory part, designed by the same engineers, carrying the updated manufacturer name.
Direct Cross-Reference Guide:
This authentic OEM starter is a heavy-duty, 12V, 10-tooth, counter-clockwise (CCW) rotation unit. It serves as an official factory replacement for a large library of older part numbers across premium outdoor power equipment brands:
| Brand Name | Legacy Part Numbers Replaced |
| Kohler / Rehlko | 25-098-21-S, 25-098-20-S, 25-098-11-S, 25-098-09-S, 25-098-08-S, 24-098-01-S, 12-098-03-S |
| John Deere | AM107631, AM108390, AM124993, AM131296, AM132702, MIA11473, MIA13172, UC16212 |
| Cub Cadet / MTD | KH-25-098-21-S, KH-25-098-20-S, KH-25-098-11-S, KH-25-098-09-S |
Engine Compatibility List:
This starter fits a wide array of commercial lawn mowers, tractors, and industrial equipment utilizing elite twin-cylinder, air-cooled engines.
-
Kohler Command Pro CH Series: CH18, CH20, CH22, CH23, CH25, CH26, CH620, CH640, CH670, CH680, CH730, CH732, CH740, CH742, CH750, and CH940 through CH980.
-
Kohler Command Pro CV Series: CV17, CV18, CV19, CV20, CV23, CV25, CV26, CV430, CV620, CV640, CV670, CV680, CV724, CV730, CV740, CV742, and CV752.
-
Kohler Aegis & EFI Series: Fits LH640 through LH775 and specialized Electronic Fuel Injection models (including ECH and ECV series).
Technical Identification and Search Index Cross-Reference:
Standard Manufacturer Notation: 25-098-21-S
Alternative Punctuation Formats: 25 098 21-S | 25-098-21 | 25 098 21 | 25 098 21 S
Compressed Alphanumeric Strings: 2509821S | 2509821 | 2509821-S
Authorized Manufacturer Prefixes: KH-25-098-21-S | KH2509821S | KH-25-098-21
Superseding Assembly Designations: 25-098-24-S | 2509824S | 25 098 24-S | KH-25-098-24-S
Legacy and Field Service Variations: 25-09821 | 25098-21s | 25-098-21s | 25o9821s