WIX 51040 vs Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A: Oil Filter Compatibility
Compare WIX 51040 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A 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 M18x1.5 thread.
Quick verdict
Both use a M18x1.5 thread.
- 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.
WIX 51040 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A specifications
How matching is scored| Specification | WIX 51040 | Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A |
|---|---|---|
| Thread size | M18x1.5 | M18x1.5 |
| Gasket OD | 69.44 mm | 70 mm |
| Gasket ID | 61.72 mm | 62 mm |
| Can OD | 74.19 mm | 74.19 mm |
| Height | 87.6 mm | 87.63 mm |
| Internal bypass valve | No | Yes |
| Bypass PSID | Not applicable | 8 - 11 |
| Anti-drainback valve | Yes | Yes |
What matters in this specific comparison
Thread size matches: both are M18x1.5.
Gasket OD differs by 0.6 mm (WIX 51040: 69.44 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A: 70 mm).
Gasket ID differs by 0.3 mm (WIX 51040: 61.72 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A: 62 mm).
Height is identical at 87.6 mm.
Can OD is identical at 74.19 mm.
Bypass valve presence differs: Mobil 1 (ExxonMobil / Mann+Hummel) M1-101A has one, WIX 51040 does not.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.