Fleetguard LF4104 vs Fleetguard LF3932: Oil Filter Compatibility
Compare Fleetguard LF4104 and Fleetguard LF3932 oil filters by compatibility, dimensions, thread size, gasket fit, bypass valve, anti-drainback valve status, and match confidence. Use this comparison as a fitment review, not as an automatic substitution guarantee. Both use a 1-12 thread.
Quick verdict
Bypass presence unknown on one or both filters · ADBV unknown on one or both filters
- Thread size is the first hard-fit check for any comparison of spin-on filters.
- Gasket OD and gasket ID are the most important seal-related dimensions.
- Height differences can matter for clearance even when thread and gasket fit appear close.
- Bypass and anti-drainback differences may be important, depending on the application.
Fleetguard LF4104 and Fleetguard LF3932 specifications
How matching is scored| Specification | Fleetguard LF4104 | Fleetguard LF3932 |
|---|---|---|
| Thread size | 1-12 UNF-2B | 1-12 UNF-2B |
| Gasket OD | 71.98 mm | 71.98 mm |
| Gasket ID | 62.53 mm | 62.53 mm |
| Can OD | 95 mm | 94 mm |
| Height | 223 mm | 202 mm |
| Internal bypass valve | Unknown | Unknown |
| Bypass PSID | 20.16 | Unknown |
| Anti-drainback valve | Yes | Unknown |
What matters in this specific comparison
Thread size matches: both are 1-12.
Gasket OD is identical at 71.98 mm.
Gasket ID is identical at 62.53 mm.
Fleetguard LF4104 is 21 mm taller (Fleetguard LF4104: 223 mm, Fleetguard LF3932: 202 mm) -- check clearance before substituting.
Can OD differs by 1 mm (Fleetguard LF4104: 95 mm, Fleetguard LF3932: 94 mm).
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.