Oil and Maintenance Guide for 2006 Honda TRX450R 450
Before You Service the Engine
For the 2006 Honda TRX450R 450, planning an engine service involves checking the correct lubricant application and following the proper refill procedure. Use the proper level-check method for this machine, and verify product suitability instead of relying on a catalog name alone.
What type of oil does a 2006 Honda TRX450R 450 take?
The engine-oil viscosity shown for this model is 10W-40. The available oil-product listings include 10W-40 Synthetic ATV/UTV Engine Oil, Formula 4-Stroke Power Sports Synthetic Motor Oil. For a service, choose oil that meets the engine’s actual application requirements, not just a product name.

