Caltric Starter for Kohler Engines — Direct-Fit Replacement 2509820S Compatible, 202.3mm Durable Cranking Performance

Caltric replacement starter designed to fit Kohler and major mower engines listed, providing reliable cranking for engine restart and maintenance.

If your lawn or utility equipment uses a Kohler-based starter that’s worn or failed, this Caltric unit is built as a direct-fit replacement for many Kohler, Cub Cadet, John Deere and Kubota part numbers. The assembly matches common mounting points and electrical connections so you can swap it in without modifying the engine. Dimensions and mounting-hole spacing are provided so you can confirm fit before purchase.

Will this starter physically fit my engine?

Measure the old starter against the listed dimensions and mounting distances to confirm compatibility. This Caltric unit measures 202.3 mm long, 134.7 mm wide and 78.9 mm high, with mounting holes spaced 68 mm apart, matching many OEM starters.

• 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)

Which part numbers and brands does this replace?

This starter is compatible with numerous OEM references across Kohler, Cub Cadet, John Deere and Kubota lines, making it a flexible option for repair shops and homeowners. Cross-reference the numbers below with your equipment’s service manual or the tag on your existing starter to ensure a match.

• Kohler: 2509821S, 2509820S, 2509811S, 2509809S, 2509814S, 2509824S and related codes
• 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 install this starter and what should I check first?

Installation follows standard starter replacement steps: disconnect the battery, remove mounting bolts, swap the unit, and reconnect wiring and battery. Before installation, compare the image and dimensions to your current starter and inspect terminals and solenoid placement to avoid misalignment.

• Always disconnect battery negative terminal first
• Compare mounting hole spacing and terminal locations to existing unit
• Tighten mounting bolts to manufacturer torque specs and secure electrical connections
• Test engine crank after reconnecting battery

What should I expect in terms of durability and performance?

Caltric replacement starters are engineered as direct-fit components intended to restore original cranking performance. While life varies with usage and electrical system condition, matching correct part numbers and ensuring good battery/grounding will maximize service life.

• Designed to meet common OEM fit and function
• Works best with a healthy battery and clean grounding
• Inspect starter pinion engagement and solenoid operation during first starts

Who is this for: This Caltric starter suits DIY mechanics, small engine repair shops and property owners who maintain riding mowers, garden tractors or compact utility equipment using Kohler-based starters. If you have one of the listed OEM part numbers or your current starter matches the pictured dimensions and mounting pattern, this unit is a practical, cost-effective replacement option.