Wix 51749 Engine Oil Filter - Bypass
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Wix 51749 Engine Oil Filter - Bypass

Brand Wix 51749
Position Bypass
Anti-Drain Back Valve No
BetaRatio 2/10=5/14
Burst Pressure 300
Bypass Relief Valve Setting None
Class Ha
Duty Type Hd
Flow Rate 1.75 gpm
Height 9.748
Inner Diameter Top Closed
Media Material Cellulose
Micron 5.00
Outer Diameter Top 4.661
Style Spin-on lube filter
Thread Size 1 3/8-16
Fits —

High-capacity media. Cellulose filtration helps protect engines under demanding operating conditions.

Leak-resistant construction. Corrosion-resistant can, center tube, and end caps improve durability.

Recommended for OEM intervals. Built for oil and filter change schedules with dependable sealing components.

Cross-references ACDelco 06940, ACDelco P 940 and ACDelco P940F for the same application. See all 192.

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WIX 51749 HD Oil Filter Overview

The WIX 51749 is a heavy-duty spin-on engine oil filter built for demanding diesel and industrial service. It uses high-capacity cellulose media, a 5-micron rating, and a corrosion-resistant canister to support clean oil flow in medium and heavy trucks, farm equipment, construction machinery, mining equipment, and other hard-working engines.

For buyers searching for a WIX 51749 oil filter for Cummins, John Deere, Caterpillar, or Ford applications, this filter is built around durable construction and service intervals commonly used in OEM maintenance schedules.

Key Features

  • Spin-on lube filter design for heavy-duty engine oil service
  • 5.00 micron filtration rating for fine contaminant capture
  • Cellulose media for high-capacity filtration performance
  • 1 3/8-16 thread size for listed applications
  • 300 burst pressure rating for demanding operating conditions
  • Corrosion-resistant can, center tube, and end caps
  • No anti-drain back valve and no bypass relief valve setting

Detailed Product Description

WIX engineered the 51749 for engines that operate under load and extended service intervals. The filter’s high-strength housing and sealing components are built to resist leaks while maintaining consistent oil filtration in trucks and off-road equipment. With a closed top, 4.661-inch outer diameter, and 9.748-inch height, this filter follows a heavy-duty spin-on format commonly used in diesel and industrial maintenance programs. This part cross-references Fleetguard LF777 and Donaldson P550777 for the same application.

Compatible With applications such as Cummins-powered equipment, John Deere machinery, Caterpillar equipment, and Ford diesel platforms where the listed dimensions and thread specification match the original filter requirement. The WIX 51749 is also a common search match for heavy-duty oil filter replacement needs across agricultural, construction, and fleet service categories.

Common Problems This Filter Helps Address

  • Excess engine wear from oil contamination
  • Reduced filtration efficiency during heavy-duty operation
  • Leak concerns from aging or low-strength filter housings
  • Short service life in demanding truck and equipment use
  • Maintenance issues tied to incorrect thread or size matching

Installation Notes and Tips

Verify thread size, height, outer diameter, and sealing surface before installation. Pre-fill only if the engine manufacturer allows it, and always lubricate the gasket before tightening. Replace the filter at the service interval specified by the equipment or engine manufacturer, especially on diesel engines and off-road machinery. For fitment-based searches, this part is commonly referenced for Cummins, John Deere, and Caterpillar oil filter replacement applications.

Quality Assurance

WIX builds the 51749 with high-quality media and durable metal components for long-lasting service in heavy-duty environments. The filter is recommended for OEM oil and filter change intervals where this part number is specified.

Related reading

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 192 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 06940ACDelco — P 940ACDelco — P940FAG Chem — 607071AG Chem — AG133017AGCO — 74322701Air Refiner — PL777Air Refiner — PL3326Allis Chalmers — 4322701American Parts — 92749Baldwin — B7575Baldwin — B7577Baldwin — B7577BBantam Division — 7305346Bomag — 31780104Bosch — 0 451 300 003CARQUEST Premium Filters — 85749Case — 84160428Case — 86987694Case — P1350561Caterpillar — 1W8845Caterpillar — 3I1206Caterpillar — 9Y4468Champion Automotive — HO513Champion Motor Graders — 27872Clark Equipment — 0963023Clark Equipment — 963023Clark Equipment — 4076282Coopers — AZL 419Crosland — 2023Cummins — 331283Cummins — 3021658Cummins — 3303242Cummins — 3304232Cummins — 3308616Cummins — 3313283Cummins — 3313284Cummins — 3313289Cummins — 3889311Demag — 692306Denyo — 0602041167Detroit Diesel — 23518672Detroit Diesel — 23530413Donaldson — LFP170777Donaldson — LFP550777Donaldson — P550777Facet — L250FiatAllis — 73124135FiatAllis — 74322701Fleetguard — LF777Fleetguard — LF777JFleetguard — LF3326Fleetguard — LF3410Fleetguard — LF3542Fleetguard — LF3545Fleetguard — LF3635Fleetrite — FLRTLF777Fleetrite — LFR8777Foden — Y03422604Foden — Y03426604Foden — Y08552602Ford — E3HZ6731AFord — E3HZ6731BFRAM — P3555FRAM — P3555AFRAM — P3555PLGeneral Motors — 2054371General Motors — 2054377General Motors — 5266845General Motors — 23518672General Motors — 23530413General Motors — 25011188General Motors — 94048254General Motors — 94048385Gonher — GP57Gonher — GP777LHastings — FP439Hastings — LF251Hastings — LF439Hastings — P439Heavy Duty Air — HDA15006Hino — 156071760Hino — 156071790Hitachi Construction Machinery — 4175913Hitachi Construction Machinery — 4204048Hitachi Construction Machinery — 4283860Hitachi Construction Machinery — 4285964Hitachi Construction Machinery — 4371313Hitachi Construction Machinery — 4379562Hitachi Construction Machinery — 4380540Hitachi Construction Machinery — 4429727Hitachi Construction Machinery — 4448735Hitachi Construction Machinery — 4470167Hitachi Construction Machinery — 41759131Hitachi Construction Machinery — 42040481Hitachi Construction Machinery — 42838601Hitachi Construction Machinery — 42859641Hitachi Construction Machinery — H3754002100Hitachi Construction Machinery — L4175913Ingersoll Rand — 35357250Ingersoll Rand — 56985963Ingersoll Rand — 92048933International Harvester (IHC) — 572498C1International Harvester (IHC) — 1212621H1International Harvester (IHC) — 1239944H1International Harvester (IHC) — 1666053C1Isuzu — 132400421Isuzu — 1132401310Isuzu — 1132401583Isuzu — 1132401630Isuzu — 1132401631Isuzu — 1132401632Isuzu — 1878116390Isuzu — 2906548300Isuzu — X13201011JC Bamford — 02800003JC Bamford — 2800227JC Bamford — 02800960JC Bamford — 32919502JC Bamford — 32925322John Bean - FMC — 3A11542John Bean - FMC — 3H1749John Deere — AR98330John Deere — AT280318John Deere — DZ118241John Deere — RE21748John Deere — RE42051Kalmar — 9231100057Kohler — GM13950Komatsu — 6002121510Komatsu — 6002121511Komatsu — CU3304232Komatsu — CULF777Komatsu — L3542PPKomatsu — VS7035Kralinator — L 275Liebherr — 5604365Link-Belt — KRH1254LUBER-FINER — LFP777LUBER-FINER — LFP777ALUBER-FINER — LFP777BLUBER-FINER — LFP777B-1LUBER-FINER — LFP2288Mann-Filter — WP 1270Massey Ferguson — 771308M1Massey Ferguson — 3632567M1Micro Filters — 14640079Motorcraft — FL797Motorcraft — FL797ANAPA Gold Filters — 1749New Holland Construction — 86546626O&K — 1408923Onan — 1220526Onan — 1220703Onan — 1220777Onan — 122077700Pure Flo — PLF777Purolator — L 50250Purolator — PER250Quaker State — QS3555Quaker State — QS3555ARacor — PFL5514Renault — 5000682148Ryco — Z233Sakura — C5702Sisu — 1216400531Sofima — 2341000Steiger Tractor — 901158T1Steiger Tractor — 901158TITaylor Machine — 4026977Tec-Fil — PSL277Texaco — HDO3Universal Filter Italiana (UFI) — 2341000Versatile — 57124VME — 4713921VME — 119962280Volvo — 471392Volvo — 471392-1Volvo — 3130924Volvo — 11996228-0Volvo — 12978467WABCO — VS7035Woodgate — WGL777Woodgate — WGL777RWoodgate — WGL 3326Yale And Towne — 6960390Zettelmeyer — 2288144ABPN10GLF777KW777LFP777APB777Z 238