Caterpillar 4I-3948 4I3948 Hydraulic/Transmission Filter Advanced High Efficiency

$ 48.39
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  • Product Sku: 4I-3948-1Pack
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Designed to maintain system cleanliness in most general and light duty applications, Standard Efficiency Hydraulic Oil Filters are your first defense against component wear due to contamination.

Cat® Hydraulic Filters provide the best protection from contaminates and abrasives by keeping them from wearing down the tight tolerances within the high pressure hydraulic system. Cleanliness is the key to maintaining proper lubrication of your sensitive hydraulic system.

Efficiency Rating: Advanced Efficiency


Forest Products

Wheel-Type Loader
950G 950G II 962G 962G II 966G 966G II 972G 972G II 993K

Off-Highway Truck
769D 770 770G 770G OEM 771D 772 772G 772G OEM 773D 773E 773F 773G 773G LRC 773G OEM 773GC 775D 775E 775F 775G 775G LRC 775G OEM 777D 776D 777E 777F 777G

320 L 320-A 320-A L 320-A N 320-A S 320B 320B L 320B N 320B S 320N 322 L 322 LN 322-A 322-A L 322-A LN 322-A N 322B L 322B LN 322N 325 L 325 LN 325-A 325-A FM L 325-A L 325-A LN 330 L 330 LN 330-A 330-A L 330-A L 330-A LN 330B L 330B LN 345B 345B II 345B L

* All fitment filter part numbers are based on your engine serial number.
* Please confirm with our team if you are unsure this filter will fit your engine.