Caltric Starter for Kohler Engines Compatible with 2509820S/2509811S — Direct-Fit, Ready-to-Mount

Caltric replacement starter designed to fit Kohler and multiple OEM models, delivering reliable engine engagement for mowers and small equipment.

This direct-fit starter is engineered as a replacement for a range of Kohler, Cub Cadet, John Deere and Kubota part numbers so you can restore cranking power without modifying the existing mounting or wiring. It matches the original mounting hole pattern and overall dimensions to simplify swap-in installation and reduce downtime. Below you’ll find practical answers about fit, installation, performance and compatibility so you can confirm this unit is right for your machine.

Which machines and part numbers does this starter replace?

This Caltric starter is compatible with many common OEM references across Kohler, Cub Cadet, John Deere and Kubota lines. Check your original part number against the list and compare the starter photo and mounting dimensions before ordering.

• Kohler: 2509821S, 2509820S, 2509811S, 2509809S, 2509824S and related 25-098-xx numbers
• Cub Cadet: KH-25-098-09-S, KH-25-098-21-S, KH-25-098-11-S, KH-25-098-24-S
• John Deere: AM132702, SE501849, MIA13172, MIA11473, UC16212
• Kubota: E7194-63010, E7194-63012

How do I confirm this starter will physically fit my equipment?

Measure your current starter and compare mounting points and overall size to the specs provided. This Caltric unit uses the same mounting footprint and connector layout as the listed OEM parts to minimize fitment issues.

• Overall length: 202.3 mm (8 in)
• Width: 134.7 mm (5.3 in); Height: 78.9 mm (3.1 in)
• Mounting hole center distance: 68 mm (2.6 in)
• Compare the supplied product photo to your old starter before purchase

What should I expect during installation and performance?

Installation follows the same steps as the original starter—unbolt the old unit, disconnect wiring, mount the Caltric unit and reconnect power. The replacement is built to provide consistent cranking and to match electrical connections of the referenced OEM parts; basic mechanical skills and standard hand tools are all that’s typically required.

• Order includes: 1x starter—ready to mount
• Standard bolt pattern and electrical terminals for direct replacement
• Designed for routine starter duties on small engines and lawn equipment

Are there any tips to avoid ordering the wrong starter?

Because multiple similar starters exist, visually confirming the shape, mounting holes and terminal positions is important before replacing. Use the part numbers and the photo as a cross-check and measure the mounting hole spacing for certainty.

• Compare the product photograph to your old starter housing and terminals
• Verify any OEM part numbers stamped on your original unit
• Measure the 68 mm mounting hole center-to-center dimension

Who is this for: This Caltric starter is intended for owners and technicians who need a reliable replacement for Kohler and compatible OEM starters on riding mowers, garden tractors and other small-engine equipment. It's aimed at people comfortable with basic mechanical swaps who want a direct-fit, dimension-matching unit to restore dependable starting without complex modifications.