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Ford Transfer Cases

Quality by Design. Monster by Nature.

Ford BW4419 Transfer Case 2009-2014

Ford BW4419 Transfer Case 2009-2014

Direct-fit replacement for 2009–2014 applications. Verify tag/model + shift type before ordering.

  • Model BW4419
  • Years 2009–2014
  • Verify Tag/ID • Spline • Shift type
$1,789.00$1,699.00
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Ford 7251 Transfer Case 2007-2013

Ford 7251 Transfer Case 2007-2013

Direct-fit replacement for 2007–2013 applications. Verify tag/model + shift type before ordering.

  • Model 7251
  • Years 2007–2013
  • Verify Tag/ID • Spline • Shift type
$1,157.00$1,099.00
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Ford NV1128 Transfer Case 2011-2016

Ford NV1128 Transfer Case 2011-2016

Direct-fit replacement for 2011–2016 applications. Verify tag/model + shift type before ordering.

  • Model NV1128
  • Years 2011–2016
  • Verify Tag/ID • Spline • Shift type
$3,052.00$2,899.00
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Ford NP271 Transfer Case 1999-2005

Ford NP271 Transfer Case 1999-2005

Direct-fit replacement for 1999–2005 applications. Verify tag/model + shift type before ordering.

  • Model NP271
  • Years 1999–2005
  • Verify Tag/ID • Spline • Shift type
$1,789.00$1,699.00
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Ford NP273 Transfer Case 1999-2004

Ford NP273 Transfer Case 1999-2004

Direct-fit replacement for 1999–2004 applications. Verify tag/model + shift type before ordering.

  • Model NP273
  • Years 1999–2004
  • Verify Tag/ID • Spline • Shift type
$1,789.00$1,699.00
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Ford NP271 Transfer Case 2007-2010

Ford NP271 Transfer Case 2007-2010

Direct-fit replacement for 2007–2010 applications. Verify tag/model + shift type before ordering.

  • Model NP271
  • Years 2007–2010
  • Verify Tag/ID • Spline • Shift type
$1,789.00$1,699.00
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Ford BW4406 Transfer Case 1999-2008

Ford BW4406 Transfer Case 1999-2008

Direct-fit replacement for 1999–2008 applications. Verify tag/model + shift type before ordering.

  • Model BW4406
  • Years 1999–2008
  • Verify Tag/ID • Spline • Shift type
$1,473.00$1,399.00
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Why Ford Owners Choose Monster

  • Shop by exact model code + year range so you’re not guessing based on appearance.
  • Direct-fit focus for OE-style drivability and clean engagement in daily use.
  • Before ordering, confirm tag/ID, manual vs electronic shifting, and input/output configuration.
  • If a core applies, it’s shown on the product page and handled through the normal Monster core return process.
  • Need help? Call 800-708-0087 and we’ll help confirm the correct unit by tag/ID and driveline details.
Monster Knowledge Hub

Ford Transfer Case Guide: order the right unit the first time

Ford transfer cases can look similar but differ by electronics, outputs, and shift systems. Use this flow: identify → verify → install correctly.

1) Identify your model

Start with the model code on the tag: BW4406 / BW4419 / NP271 / NP273 / NV1128 / 7251.

  • Tag/model code is priority #1
  • Confirm the year range listed on the product page
  • Verify shift system matches your vehicle

2) Verify the “gotchas”

Most mis-orders come from one of these differences.

  • Shift type: manual lever vs electronic motor/module
  • Spline counts / input style
  • Output/driveshaft configuration

3) Install to protect the case

Fluids, leaks, and setup are the common repeat killers.

  • Use the OEM-specified fluid for your exact case
  • Inspect seals and address leaks immediately
  • Confirm 4WD modes engage cleanly after install
FAQs

Ford Transfer Case FAQs

How do I identify my transfer case model?
Use the tag/model code first (BW/NP/NV/7251). Then confirm year range and shift system details on the product page.
What’s the fastest way to avoid ordering the wrong transfer case?
Match model code + year range, then verify manual vs electronic shifting, and confirm input/output configuration. “Looks the same” is not a reliable match.
Does the transfer case include the shift motor or external electronics?
Inclusion varies by unit. Confirm what’s included on the product page and plan to reuse compatible external components when required.
Do transfer cases require a core return?
Many do. If a core is required, it’s shown on the product page. Core returns are handled through the normal Monster core return process.
My 4WD lights flash after install — why?
Common causes are initialization/relearn needs, shift motor/connector mismatch, or sensor differences. Verify the exact model and electronic system match your vehicle.
What fluid should I use?
Fluid depends on the exact transfer case model and vehicle system. Follow OEM service specs for your application.
What are common symptoms of a failing transfer case?
Grinding/popping under load, chain noise, leaks, binding in turns (mode dependent), 4WD not engaging, or warning lights/codes from the 4WD system.
How can I make the replacement last longer?
Use the correct fluid, address leaks immediately, verify driveline angles/mounts, and confirm proper 4WD mode operation after install.
Buying Guide

How to choose the right Ford transfer case

If you’re searching for a Ford transfer case replacement, the correct match comes down to three things: the model code, the year range/platform, and the system details that change between similar units — like electronic shifting and driveline outputs.

What to verify before you order

Model code from the tag comes first. Then confirm year range, shift type, and input/output configuration.

  • Model code (BW / NP / NV / 7251)
  • Year range + platform match
  • Manual vs electronic shift system
  • Input/output configuration and spline details
  • Included components listed on the product page

Common causes of repeat issues

Most repeat problems aren’t the case — they’re setup, fluid, or mismatch issues.

  • Incorrect fluid type or low fill condition
  • Ignored leaks at seals/case halves
  • Shift motor/connector mismatch (electronic shift systems)
  • Initialization/relearn not completed (where required)
  • Driveline output mismatch or mounting issues

Need help matching your transfer case?

Call 800-708-0087 and we’ll help confirm the right unit by tag/ID and driveline details. If a core applies, you can also review the core process here: Core Returns.