Find the right lawn mower starter motor to power up your outdoor gear quickly and reliably. This guide highlights five compatible models for common lawn tractors and mowers, detailing who they’re best for and where to use them. It’s ideal for DIY homeowners, small-business landscapers, and fleet managers seeking dependable replacements that fit Briggs Stratton, Kohler, and other popular engines.
| Product | Engine Compatibility | Best For |
|---|---|---|
| ProMintu 14 Tooth Starter Motor (Craftsman) – 42 inch | Briggs Stratton Intek 17–20 HP | Craftsman LT1000/ LT2000/ LT3000 series owners; riders and tractors |
| Kohler Starter 7000 Series Mowers – KT715 to SV840 | Kohler 20–27 HP (Dixon/Courage Twin/ Cub Cadet platforms) | Kohler engine users needing rugged start power |
| DB Electrical 410-22003 Starter | Briggs & Stratton 5–22 HP; John Deere; United Tech | Multi-brand users needing a versatile aftermarket option |
| Kohler Starter for 7000 Series – FUYEAR | Kohler 20–27 HP (KT715–KT745; SV710–SV840) | Heavy-use Kohler engines in 7000-series mowers |
| 5742N Starter Motor – A ABIGAIL | Various 7–18 HP Briggs & Stratton and listed Deere/Cub Cadet models | Budget-conscious replacements with broad compatibility |
ProMintu 14 Tooth Starter Motor For Craftsman 42 Inch
Features: Replaces for Craftsman 42 inch LT series and DYT/ YT/ LT tractors. Compatible with Briggs Stratton Intek engines from 17HP to 20HP. Only fits when the old starter has a 14-tooth gear.
Best for: Homeowners with Craftsman riding mowers that use 14-tooth starters; easy fitment for 17–20 HP Briggs Intek engines. Choose this if your mower model falls within the 42-inch Craftsman family and your existing starter shows 14 teeth on the gear.
Caution: Verify that your old starter uses 14 teeth; using a different tooth count can prevent proper engagement.
Kohler Starter 7000 Series For KT715–SV840
Features: Factory-certified with ISO 9001 and IATF 16974 standards. Copper core wiring for better conductivity and heat dissipation. Waterproof design and aluminum bottom for corrosion resistance. Works with Kohler 7000 Series engines like SV710, SV715, SV720, SV730, SV735, SV740, SV810, SV820, SV830, SV840, and Courage Twin variants.
Best for: Mowers using Kohler engines within the 7000 Series needing robust starts and durable construction. Choose this if you want OEM-style performance with modern durability features.
Caution: Confirm exact OEM part numbers (32-098-01, 32-098-03, etc.) match your engine before purchase, as variations exist within the 7000 series family.
DB Electrical 410-22003 Starter For Briggs/John Deere/United Tech
Features: 12V, 16-tooth PMDD starter designed for 5–22 HP Briggs & Stratton engines, John Deere AM catalog replacements, and United Tech part numbers. Designed for compatibility with plastic or aluminum flywheels only.
Best for: Users seeking a versatile, aftermarket starter to cover multiple brands (Briggs, John Deere, United Tech). Choose this if your mower uses a 16-tooth configuration and a compatible 12V system.
Caution: Not suited for flywheels made from materials other than plastic or aluminum; verify wheel compatibility before buying.
Kohler 7000 Series Starter For KT715–SV840 – FUYEAR
Features: 1x starter motor designed for Kohler/Dixon 7000 Series mowers. 100% brand new, designed to meet or exceed OEM specs. All-weather performance with corrosion and water resistance due to aluminum alloy construction. Compatible with KT715 KT725 KT730 KT735 KT740 KT745 and Courage Twin SV710 SV840 families.
Best for: Kawasaki-free Kohler 7000 Series mowers needing a resilient, OEM-style power start. Choose this to maintain reliable starts in diverse mowing environments.
Caution: Ensure your engine model aligns with the KT7x5 or SV7x0 family; mismatches can affect fitment and performance.
5742N Starter Motor – A ABIGAIL
Features: 16- to 10-teeth variations, compatible with multiple Briggs & Stratton and Deere/Cub Cadet models. Built to replace OEM part numbers such as 390838, 391423, 497594, 497595, 5742, and more. Claims compatibility across 7–18 HP engines and multiple brands.
Best for: Buyers seeking a broad compatibility replacement with a single part that covers several legacy Briggs & Stratton and Deere configurations. Choose this for versatility when stocking a shop or fleet with varied mowers.
Caution: The wide compatibility list can be confusing; confirm exact engine model and tooth count before purchase to ensure correct fitment.
Boatrip 5777 Steel Gear Starter (14-Teeth)
Features: 14-teeth steel gear starter replacement for Briggs & Stratton 593934/693551, and compatible with several Craftsman and John Deere models like L100, D105, LT1018, LT1842. Designed to meet or exceed OEM specifications with a long service life.
Best for: Budgets-conscious buyers needing a strong, durable starter compatible with common Briggs & Stratton engines in mid-range HP classes. Choose this when a 14-tooth gear is confirmed in your mower’s starter.
Caution: Verify the exact tooth count and engine model; using the wrong tooth configuration can cause engagement issues or gear damage.
Buying Guide
Key considerations when selecting a mower starter:
- Engine compatibility: Check HP range and brand (Briggs Stratton, Kohler, John Deere) to ensure the starter matches your mower’s engine.
- Gear tooth count: Common options include 14, 16, and other counts. The tooth count must match your flywheel for proper engagement.
- Voltage and rotation: Most lawn starters run at 12V with CCW rotation. Confirm your system’s electrical requirements.
- Material and construction: Aluminum bottoms, copper cores, and waterproofing features improve durability in harsh outdoor conditions.
- OEM vs aftermarket: OEM replacements provide exact-fit reliability; aftermarket options offer broader compatibility and potentially lower cost.
- Weather tolerance: If you mow in wet or muddy conditions, waterproof designs help avoid corrosion and failure.
Frequently Asked Questions
- Q: How do I know if my mower needs a 14-tooth starter?
A: Check the gear count on your current starter or consult your mower’s service manual. The tooth count must match the flywheel gear to engage properly. - Q: Are aftermarket starters reliable for Briggs & Stratton engines?
A: Many aftermarket starters are designed to meet OEM specs and can be reliable, but verify compatibility with your exact engine model and OEM part numbers. - Q: Can I use a Kohler starter on a Briggs Stratton engine?
A: No. Starters are engine-specific; confirm the brand, model, and horsepower before purchasing. - Q: What maintenance helps extend a starter’s life?
A: Keep connections clean, ensure proper mounting torque, and avoid moisture exposure when possible. If the starter sits in a damp area, choose a waterproof design when available. - Q: Should I replace the flywheel when replacing a starter?
A: If the flywheel is worn or damaged, replacing both components can prevent future engagement issues and prolong overall reliability.