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Honda TRX300 TRX300FW starter solenoid relay 1988–2000
Honda FourTrax 300 12V starter relay and fuse assembly
35850-HC4-000 replacement starter solenoid connector detail
TRX300 starter relay cable terminal and mounting detail
Honda FourTrax starter solenoid dimensions for fitment checking
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1PZ Honda FourTrax 300 starter solenoid relay package

Honda TRX300 & TRX300FW Starter Solenoid Relay 1988–2000

VVV-1111-0005-1PZ

$25.99 $13.99 Save $12.00
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Starter Solenoid Relay for Honda FourTrax 300

Replacement 12V starter solenoid relay for select Honda FourTrax 300 ATVs. Confirm the exact model, year, connector, cable terminals, mounting arrangement, and reference number before ordering.

Vehicle Fitment

Make Model Years
Honda FourTrax 300 TRX300 1988–2000
Honda FourTrax 300 TRX300FW 1988–2000

OEM / Reference Numbers

  • 35850-HC4-000
  • 3AY-81940-00-00
  • 5GT-81940-00-00
  • 5EH-81940-00-00
  • 3JN-82310-01-00

Verify Fit Before Ordering

  • Confirm Honda TRX300 or TRX300FW and the model year.
  • Match 35850-HC4-000 or another listed reference number whenever possible.
  • Compare the electrical connector, large cable terminals, mounting points, fuse arrangement, and overall shape with the original relay.
  • Confirm the ATV uses a 12V electrical system.

Package Contents

1 × starter solenoid relay.

Installation and Diagnostic Notes

Disconnect the negative battery terminal before installation. Verify that the battery is fully charged and inspect the starter motor, cables, grounds, fuse, and connections before diagnosing the relay. Keep terminals clean and tight, prevent accidental short circuits, and follow the Honda service procedure. Professional diagnosis is recommended when the cause of a no-start condition is uncertain.

Fitment check Match model, year, engine size, plug shape, mounting points and OEM numbers before ordering.
Part details SKU VVV-1111-0005-1PZ · Starter Relay Solenoid
What is included Review product photos and description for all included parts and gaskets.
Checkout confidence Secure checkout, shipping-policy details, and support for fitment questions before purchase.

Compatibility

Will this part fit?

Compare your vehicle, engine, dimensions, and reference number before ordering.

Vehicle type
ATV
Make
Honda
Model
TRX300, TRX300FW, FourTrax 300
Part type
12V starter solenoid relay
OEM / reference numbers
35850-HC4-000, 3AY-81940-00-00, 5GT-81940-00-00, 5EH-81940-00-00, 3JN-82310-01-00
Does not fit: Verify Honda TRX300 or TRX300FW, model year, 12V system, electrical connector, large cable terminals, mounting points, fuse arrangement, reference number, and original relay shape before ordering.
Installation notes: Disconnect the negative battery terminal. Confirm the battery is charged and inspect the starter motor, cables, grounds, fuse, and connections before replacing the relay. Keep terminals clean and tight and follow the Honda service procedure.
Ships from California. Typical delivery: 3–5 business days after processing.Shipping policyReturns policyAsk a fitment question

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