Soarider Starter & Relay Kit for Honda Rancher 350 TRX350 (2000–2006) — 12V PMDD, 9-tooth CCW

Soarider Starter & Relay is a direct-fit 12V starter motor and solenoid relay kit engineered to replace worn starters on Honda TRX350 Rancher 4x4 and FourTrax models from 2000–2006.

When your Rancher 350 hesitates to crank, a reliable starter and solenoid relay restore dependable ignition without expensive dealer downtime. This Soarider kit includes a PMDD (permanent magnet direct drive) 9-tooth starter motor spinning counterclockwise and a matching relay, designed to match the original equipment's mounting and electrical specifications for a straightforward swap.

Will this Soarider kit fit my Honda Rancher TRX350?

Compatibility is built around specific model years and factory part numbers. It fits Honda TRX350FE, FM, TE and TM Rancher/FourTrax models produced between 2000 and 2006 when your original part numbers correspond.

• Compatible models: TRX350FE, TRX350FM, TRX350TE, TRX350TM (2000–2006).
• Matches Honda part references: 31200-HN5-671, 31200-HN5-A81, 31200-HN5-M01.
• Also cross-references popular aftermarket numbers like SMU0215 and 41054038.

What are the technical specifications and how do they affect performance?

The starter is a 12-volt PMDD unit with nine teeth and a counterclockwise rotation. Those specs ensure correct engagement with the flywheel, appropriate torque characteristics for the Rancher's engine, and electrical compatibility with the factory wiring harness.

• Voltage: 12V — matches vehicle electrical system.
• Drive type: PMDD (permanent magnet direct drive) for compact, reliable operation.
• Rotation & teeth: CCW, 9 teeth — correct mesh with stock flywheel.

How easy is installation, and what comes in the box?

Installation is a direct-replacement procedure for owners familiar with basic ATV electrical work; you generally unbolt the old unit, swap electrical connections, and mount the new starter and solenoid. The kit includes all functional components needed to restore starting, though routine tools and basic mechanical skills are required.

• Box contents: 1 starter motor and 1 starter solenoid relay.
• Mounting: uses OEM-style bolt pattern for straightforward fitment.
• Electrical: designed to plug into the Rancher’s existing wiring harness with no heavy modification.

How can I confirm this is the right part before buying?

Verify your current starter’s part number and physical characteristics to avoid mismatches. Check the label or casting on the old unit, compare connector types, and confirm model year to ensure the Soarider replacement aligns with your ATV.

• Compare existing part numbers: 31200-HN5-671 / 31200-HN5-A81 / 31200-HN5-M01.
• Inspect rotation direction and tooth count on the old starter.
• Confirm vehicle model/year: Honda Rancher/TRX350 from 2000 to 2006.

Who is this for? This Soarider starter & relay set is aimed at DIY ATV owners, independent mechanics, and fleet maintainers who need an economical, OEM-compatible replacement for a failed or fatigued starter on Honda TRX350 Rancher and FourTrax models from the 2000–2006 production run. It’s intended for users who want a straightforward swap using the bike’s existing mounting and wiring, and who will check compatibility by matching the part numbers and physical starter details before purchase. Please confirm your specific model and starter parameters prior to ordering to ensure a proper fit.