Baldwin PT8939MPG, direct aftermarket replacement. This filter is an aftermarket oil filter designed as a direct replacement for filters from brands such as Airfil, Argo, Baldwin, and others. It features inorganic microfibers with a 12 µm filtration rating, effectively capturing contaminants to protect engine components. With a total height of 164 mm, an outer diameter of 118 mm, and a smallest inner diameter of 60 mm, this filter fits compatible equipment from Liebherr and other machinery. Built to the original dimensions and ratings, it offers a cost-effective solution without compromising performance.
Technical properties & cross references
Specifications
| Filtration Media |
Inorganic Microfibers 12 µm |
| Media type |
Inorganic Microfibers |
| Filtration Rating |
12 µm |
| Total Height |
164 mm (6 15/32") |
| Smallest Inner Diameter |
60 mm (2 3/8") |
| Outer Diameter |
118 mm (4 21/32") |
| Stat. HS-Code |
84149000 |
| Country of Manufacture |
China |
Price beat guarantee
We check what other aftermarket sellers charge for this same part. Their prices on the date we checked:
| Seller |
Price |
Checked |
| Oxfil |
USD 42.59 |
16 Oct 2026 |
| G&T Engine Parts |
USD 44.58 |
14 Oct 2026 |
| Cardinal Filters |
USD 105.01 |
14 Oct 2026 |
| Hydrafil |
USD 120.95 |
14 Oct 2026 |
| Spare Part Mart |
USD 34.07 |
Today |
Our price of USD 34.07 is 20% to 72% less than these sellers.
Found this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.
Use cases & applications
Heavy-Duty Construction Sites
In dusty and debris-laden environments, the 12 µm inorganic microfiber media ensures fine particle capture, extending engine life and reducing unplanned downtime.
Continuous-Duty Operations
For equipment running long hours, this filter maintains consistent oil flow and filtration efficiency, supporting reliable performance during extended shifts.
Fleet Maintenance Consolidation
With cross-references to multiple brands, this filter simplifies inventory management for fleets using diverse machinery, reducing stock complexity and costs.
Remote or Harsh Conditions
In extreme temperatures or high-contaminant environments, the robust media construction provides reliable protection, minimizing the risk of engine wear.
Frequently asked questions
How can I confirm this filter fits my specific machine?
Check your equipment's manual or existing filter for dimensions: total height 164 mm, outer diameter 118 mm, and smallest inner diameter 60 mm. This filter is compatible with Liebherr machinery and other brands listed. If unsure, contact us with your machine model.
What is the filtration rating and media type?
The filter uses inorganic microfibers with a 12 µm filtration rating, effective at capturing fine particles while allowing proper oil flow.
What are the exact dimensions and thread specifications?
Total height is 164 mm, outer diameter is 118 mm, and smallest inner diameter is 60 mm. Thread details are not specified; verify fitment with your existing filter.
Is this an OEM or genuine part?
This is an aftermarket filter, not OEM. It is built to the original dimensions and ratings and serves as a direct replacement for brands like Baldwin, Mann-Filter, and others.
How do I install this oil filter?
Installation is similar to standard spin-on filters: lubricate the gasket, hand-tighten until snug, then check for leaks. Always follow your equipment's manual for proper procedure.