Honda TRX420 FA Fourtrax Rancher AT Oil & Air Filter
GarageDex's powersports data shows the Honda TRX420 FA Fourtrax Rancher AT uses air filter HFF1029 and oil filter HF114. Filter fitment varies by year - see the table for each range.
Filter fitment by year
| Years | Air filter | Oil filter | Performance oil |
|---|---|---|---|
| 2015-2026 | HFF1029 | HF114 | - |
| 2009-2014 | HFF1027 | HF114 | - |
Match the exact part code. Performance oil filters are optional racing-spec upgrades that fit the same mount.
Filters for your Honda TRX420 FA Fourtrax Rancher AT
The recommended parts are the HFF1029 air filter and the HF114 oil filter. Match those codes (or a listed equivalent) - powersports filters are model-specific, so the part code matters more than the brand.
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Frequently asked
What oil and air filter does a Honda TRX420 FA Fourtrax Rancher AT take?
GarageDex's powersports data shows the Honda TRX420 FA Fourtrax Rancher AT uses air filter HFF1029 and oil filter HF114. Filter fitment varies by year - see the table for each range.
What are the Honda TRX420 FA Fourtrax Rancher AT filter part numbers?
The Honda TRX420 FA Fourtrax Rancher AT uses air filter HFF1029 and oil filter HF114. Match the exact part code - powersports filters are model-specific.
Does the Honda TRX420 FA Fourtrax Rancher AT filter change by year?
Yes - the fitment differs across the years we cover: 2015-2026 uses air HFF1029, oil HF114; 2009-2014 uses air HFF1027, oil HF114. Match your exact year in the table.
How often should I change a powersports oil and air filter?
Change the oil filter at every oil service - typically every 3,000-4,000 miles or once a season. Clean or replace the air filter more often if you ride dusty trails; a clogged filter chokes power and fuel economy.