Wix 51623 Transmission Filter Kit - External or Remote Mounted

Brand Wix 51623
Position External and Remote Mounted
Anti-Drain Back Valve No
BetaRatio 2/20=12/27
Burst Pressure 680
Bypass Relief Valve Setting None
Class Hc
Duty Type Hd
Flow Rate 24-26 gpm
Height 10.287
Inner Diameter Top Closed
Media Material Cellulose
Micron 25.00
Outer Diameter Top 4.590
Style Spin-on transmission filter
Thread Size 1 5/16-12
Fits —

Heavy-duty design. Built for demanding operating conditions and long service life.

Cellulose media. Provides efficient filtration for transmission fluid.

Spin-on filter kit. Simplifies service with a straightforward replacement design.

Cross-references ACDelco HD223, ACDelco HD223F and ACDelco HD223L for the same application. See all 40.

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WIX 51623 Transmission Filter Kit Overview

The WIX 51623 transmission filter kit is a spin-on transmission filter built for heavy-duty service and consistent fluid filtration. It uses cellulose media and corrosion-resistant construction to support long service life in demanding operating conditions.

For buyers searching for a transmission filter for Volvo, Caterpillar, or General Motors applications, this WIX 51623 filter is a direct-fit option for service intervals that call for OE-style maintenance.

Key Features

  • Spin-on transmission filter design for service-friendly replacement
  • Cellulose media with a 25 micron rating
  • Flow rate of 24-26 GPM for high-capacity transmission systems
  • High burst pressure rating of 680
  • Closed top with 1 5/16-12 thread size
  • Heavy-duty construction with corrosion-resistant materials, center tubes, and end caps
  • Recommended for OEM transmission filter change intervals

Detailed Product Description

WIX Part Number 51623 is a heavy-duty transmission filter engineered for applications that require dependable fluid filtration under load. The premium cellulose media is paired with a strong spin-on housing, superior sealing components, and durable internal construction to help maintain clean transmission fluid flow. This filter is suited for service work where consistent filtration and leak-resistant performance matter, including Volvo, Caterpillar, and General Motors equipment and vehicles that specify this style of transmission filter.

This part cross-references Fleetguard HF6106 and NAPA Gold Filters 1623 for the same application.

What This Filter Helps Address

  • Transmission fluid contamination from wear particles and debris
  • Restricted fluid flow caused by a loaded or aging filter
  • Leak concerns at the filter seal or housing interface
  • Service intervals that require an OE-style transmission filter change
  • Performance loss in heavy-duty transmission operation

Installation Notes and Tips

Verify the thread size, outer diameter, height, and filter style before installation. Confirm the transmission service specification for your application, then replace the filter during routine fluid service and inspect the sealing surfaces for damage or residue. This WIX 51623 transmission filter is a spin-on design, so proper tightening and clean mating surfaces are important for leak-free operation.

For fitment-based searches, this transmission filter is commonly sought for Volvo, Caterpillar, and General Motors service applications. Always match the part number and filter dimensions to the vehicle or equipment specification before ordering.

Quality Assurance

WIX recommends this filter for OEM transmission filter change intervals. The HD construction, corrosion-resistant materials, and sealing components are selected to support long-lasting, leak-resistant service in heavy-duty use.

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 40 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — HD223ACDelco — HD223FACDelco — HD223LAmerican Parts — 92623Baldwin — BT359Bomag — 31005675CARQUEST Premium Filters — 85623Caterpillar — 3I1162Clark Equipment — 1992156Donaldson — HFP170223Donaldson — HFP550223Donaldson — P550223Donaldson — P551227FiatAllis — 73074045FiatAllis — 73142551Fleetguard — HF6106Fleetguard — HF6243FRAM — P3613FRAM — P3613FPGeneral Motors — 25010333General Motors — 25010335General Motors — 25010643General Motors — 25010975General Motors — 25013612Hastings — LF271Hastings — P271Kralinator — L223LUBER-FINER — LFH4223LUBER-FINER — LFH4223-1Motorcraft — FT80NAPA Gold Filters — 1623Prevost — 571457Purolator — H50264Purolator — P264Ryco — Z228Sakura — HC-6501Universal Coach — T171011Volvo — 3082148Woodgate — WGH6243ABPN10GHF6243