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Due to Thanksgiving and the holiday rush, our current handling time is approximately 4–5 business days. We sincerely appreciate your patience and understanding. We truly appreciate your business and are thankful for another great year serving our customers. If you have any questions or concerns, please contact us—our team is working as hard as possible to ship all orders promptly.
Due to Thanksgiving and the holiday rush, our current handling time is approximately 4–5 business days. We sincerely appreciate your patience and understanding. We truly appreciate your business and are thankful for another great year serving our customers. If you have any questions or concerns, please contact us—our team is working as hard as possible to ship all orders promptly.

Honda TRX400EX

Honda 400EX Rebuild Kits, Pistons, and Parts

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$133.78
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$119.89

Honda 400EX 400X XR400 ProX Valve Rebuild Kit Valves Set KIBBLEWHITE Red Seals

Pro-X

28.1495-2, 28.1495-1,14711-KCY-670,14721-KCY-670,12209-KL4-005,30-3115,30-3117,8400003-2, 8400003-1,VES003,VIS003,X2VEK16000,X2VIK16000Is your Hond...

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$119.89
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$133.78
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$133.78
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TRX 400EX 400X Valves Intake Exhaust Sportrax 400 ProX Valve KPMI RED Seals Kit

Pro-X

28.1495-2, 28.1495-1,14711-KCY-670,14721-KCY-670,12209-KL4-005,30-3115,30-3117,8400003-2, 8400003-1,VES003,VIS003,X2VEK16000,X2VIK16000Is your Hond...

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$43.10
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$43.10
$38.79
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$38.79

Honda TRX 400EX XR 400R Crankshaft Crank Main Bearing Pro X ProX 91001-KF0-018

Pro-X

WORKS ON ALL HONDA 99-08 400 EX 12-14 TRX 400X AND 96-04 XR 400R YEAR MAKE MODELSOne Pro-X replacement bearing Part # 23.SCO692C3UPC: 193564317186R...

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$38.79
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$133.78
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$133.78
$119.89
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$119.89

Honda TRX400EX TRX 400EX ProX Pro X Head Rebuild Intake Exhaust Valves KPMI Seal

Pro-X

28.1495-2, 28.1495-1,14711-KCY-670,14721-KCY-670,12209-KL4-005,30-3115,30-3117,8400003-2, 8400003-1,VES003,VIS003,X2VEK16000,X2VIK16000Is your Hond...

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$133.78
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$133.78
$119.89
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$119.89
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$133.78
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$133.78
$119.89
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$119.89

99-14 TRX400EX TRX 400EX ProX Pro X Intake Exhaust Valve Kit & KIBBLEWHITE Seals

Pro-X

28.1495-2, 28.1495-1,14711-KCY-670,14721-KCY-670,12209-KL4-005,30-3115,30-3117,8400003-2, 8400003-1,VES003,VIS003,X2VEK16000,X2VIK16000Is your Hond...

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$133.78
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$133.78
$119.89
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$119.89
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$133.78
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$133.78
$119.89
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$119.89

400EX 400X XR400 ProX Pro X Valves Kibblewhite Red Stem Seals Intake Exhaust Kit

Pro-X

28.1495-2, 28.1495-1,14711-KCY-670,14721-KCY-670,12209-KL4-005,30-3115,30-3117,8400003-2, 8400003-1,VES003,VIS003,X2VEK16000,X2VIK16000Is your Hond...

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$133.78
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$133.78
$119.89
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$119.89
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$133.78
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$133.78
$119.89
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$119.89

Honda TRX400EX TRX 400EX ProX Head Fix Intake & Exhaust Valves KPMI Red Seal Kit

Pro-X

28.1495-2, 28.1495-1,14711-KCY-670,14721-KCY-670,12209-KL4-005,30-3115,30-3117,8400003-2, 8400003-1,VES003,VIS003,X2VEK16000,X2VIK16000Is your Hond...

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$133.78
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$119.89
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$69.99
$69.99 - $69.99
$69.99
$58.89
$58.89 - $58.89
$58.89

Honda TRX400EX TRX 400EX ProX Pro X Head Rebuild INTAKE Valves KIBBLEWHITE Seals

Pro-X

Is your Honda TRX400EX losing power and performance? These ProX INTAKE valves and Kibblewhite seals are the ultimate upgrade to restore lost horsep...

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$69.99
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$69.99
$58.89
$58.89 - $58.89
$58.89
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$69.99
$69.99 - $69.99
$69.99
$58.89
$58.89 - $58.89
$58.89

99-14 TRX400EX TRX 400EX ProX Pro X Head Rebuild INTAKE Valves KIBBLEWHITE Seals

Pro-X

Is your Honda TRX400EX losing power and performance? These ProX INTAKE valves and Kibblewhite seals are the ultimate upgrade to restore lost horsep...

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$69.99
$69.99 - $69.99
$69.99
$58.89
$58.89 - $58.89
$58.89
Save 16% Save %
Save 16% Save %
$69.99
$69.99 - $69.99
$69.99
$58.89
$58.89 - $58.89
$58.89

TRX400EX TRX 400EX Pro-X Pro X Head Rebuild INTAKE Valves KIBBLEWHITE Red Seals

Pro-X

Is your Honda TRX400EX losing power and performance? These ProX INTAKE valves and Kibblewhite seals are the ultimate upgrade to restore lost horsep...

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$69.99
$69.99 - $69.99
$69.99
$58.89
$58.89 - $58.89
$58.89
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