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E-cowlboy 1/2' Drive Mainshaft 5th Gear Nut Wrench for Dodge 1994-2004 NV4500HD models with Cummins Diesel or V-10, NV4500 4x4 29 spline & 4x2 31 Spline Output

E-cowlboy 1/2′ Drive Mainshaft 5th Gear Nut Wrench for Dodge 1994-2004 NV4500HD models with Cummins Diesel or V-10, NV4500 4×4 29 spline & 4×2 31 Spline Output

$14.50

28 ratingsSource: Amazon

Confirm quantity, package contents, selected variation, current offer details, and store terms before placing the order.

About this item

  • APPLICATION – Fits for Dodge NV4500 4×4 29 spline & 4×2 31 Spline output New Venture NV4500HD models with Cummins Diesel or V-10. 1/2″ Drive. Replaces Mopar/Miller special tool 6743.
  • FUNCTION – This special wrench is used to remove and install the output shaft 5th gear locknut in NV4500 and NV4500 HD manual transmissions.
  • MUST HAVE TOOL – GM 4×4 and NV4500 transmissions have 4 slot nuts on the output side of the mainshaft, which retaining the mainshaft 5th gear. Due to the high torque these nuts are tightened to, it is essential to use the correct wrench to remove and install the mainshaft nut. This wrench is required for all in-vehicle and bench repairs that involve mainshaft service, including mainshaft fifth gear replacement.
  • SUPERIOR MATERIAL- CNC machined from high standard GB 40CR alloy steel, resisting rust and impact, ensure a perfect fit with exact tolerances for problem-free performance and long term service.

Before you order
  • Confirm the part number, position, dimensions, and connector details shown on this page.
  • Compare the listing with the part currently installed on your vehicle.
SKU: D-B07ZYH8HWB Category:

Description

Applications:
Use for Dodge NV4500 4×4 29 Spline & 4×2 31 Spline output. All NV4500HD models with Cummins Diesel or V-10.

A Must Have Tool:
Required for all in-vehicle and bench repairs that involve mainshaft service, including mainshaft fifth gear replacement.

Features:
–A necessity to remove or install the mainshaft nut.
–Replaces Mopar/Miller special tool 6743.
–High quality steel resisting rust, corrosion and tear, ensures an unparalleled long lifespan.
–Note that wrench only fits one way on nut. Be sure wrench is fully engaged in nut slots and is not cocked.

Imported customer feedback

What customers reported

4.9 / 5 28 ratings

Source: Amazon. These reviews were imported from the source marketplace and are not reviews of purchases made on this website.

6 reviews for E-cowlboy 1/2′ Drive Mainshaft 5th Gear Nut Wrench for Dodge 1994-2004 NV4500HD models with Cummins Diesel or V-10, NV4500 4×4 29 spline & 4×2 31 Spline Output

  1. Mike –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    Tool works well. It fit the locknut tight and required tapping on but other than that was great.

  2. Customer –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    GOOD PRICE, ARRIVED ON TIME .I USED IT TO TIGHTEN NUT ON OUTPUT SHAFT OF MY NV4500 TRANS WORKED GREAT

  3. marlene wilson –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    Worked great! Helped tighten the nut to torque specs.

  4. Cathy B –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    Did the job very well

  5. etodd –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    Used it to torque my NV4500 5th gear nut with my torque wrench

  6. Shane perry –

    Imported from Amazon. This is not a review of a purchase made on this website.

    External marketplace context: Verified Purchase

    This wrench is built well, but it does not fit a gm nv4500 mainshaft nut.

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Product facts

Specifications

Canonical product
MP-US-B07ZYH8HWB
Source product ID
B07ZYH8HWB
Category
Replacement Parts / Transmission & Drive Train / Transmissions & Parts / Tools
Available images
7

Vehicle information

Available fitment details

Listing compatibility notes

  • About this item APPLICATION - Fits for Dodge NV4500 4x4 29 spline & 4x2 31 Spline output New Venture NV4500HD models with Cummins Diesel or V-10.
  • SUPERIOR MATERIAL- CNC machined from high standard GB 40CR alloy steel, resisting rust and impact, ensure a perfect fit with exact tolerances for problem-free performance and long term service.
  • --Note that wrench only fits one way on nut.

Fitment data is provided as a buying aid. Verify the listing against your vehicle and existing part before ordering.

Exact identity, part numbers, model references, and available compatibility evidence

Buying guidance

Quick decision

An identity-first tools listing organized around stable product references and available compatibility evidence.

Fit and size notes

  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

Specification notes

  • Canonical product: MP-US-B07ZYH8HWB
  • Source product ID: B07ZYH8HWB
  • Category: Replacement Parts / Transmission & Drive Train / Transmissions & Parts / Tools
  • Available images: 7

Before you buy

  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

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