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Travel Motor Final Drive Motor Assembly Aftermarket Replacement For Bobcat 331D Mini Excavator

$1,751.49 USD $1,824.48
Fab Heavy Parts  |  SKU: LA240517093
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  • Powering 10,000+ Commercial Fleets

  • One Year Warranty

  • Easy 60-day returns

  • Expert support & Fitment Guarantee

Description

Travel Motor Final Drive Motor Assembly — Fits Bobcat 331D Mini Excavator

This is a new aftermarket travel motor final drive motor assembly designed as a direct replacement for the Bobcat 331D Mini Excavator. The package includes one unit, built to meet or exceed OEM specifications for reliable performance and durability.

Part Details

  • Condition: New, Aftermarket
  • Quantity: 1
  • Warranty: 1 year
  • No core charge

Compatible Part Numbers

  • Please verify your part number before ordering; contact us if unsure

Compatible Equipment

  • Bobcat 331D Mini Excavator

Part Numbers & Fitment

  • Compatible Make
    bobcat
  • Compatible Model
    331d

1 Year Warranty

Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date. 

Enjoy peace of mind with Fab Heavy Parts!

For more warranty details, please check out our warranty policy.

Fast Delivery

Estimated delivery time 8-15 workdays

How to Order Final Drive Assembly

Getting the Right Final Drive for Your Machine

Ordering the correct final drive for your heavy equipment is critical to ensuring your machine operates properly. Following the right steps and gathering the necessary information will help you avoid costly mistakes and delays.

Final Drive Assembly Overview

Step 1: Gather Your Machine Information

The most important piece of information you'll need is your machine serial number. This should be your starting point before contacting any supplier. Additionally, knowing your machine's make and model will help ensure accuracy.

Step 2: Locate the Final Drive Tag Information

If you don't have access to the machine serial number, or to ensure maximum accuracy, you'll need to get the information directly from your existing final drive. This is the most reliable way to match a replacement drive to your machine.

Final Drive Identification Tag

How to Find the Tag:

  • The final drive tag is typically located on the motor under a cover plate on the backside of the drive
  • You'll need a socket wrench and a rag to access it
  • You may need to get under the machine—never do this while the machine is running
  • Take a clear photo of the tag with your cell phone for reference

What Information to Record:

  • MAG number (one of the most important identifiers)
  • Part number
  • Serial number of the drive
  • Speed ratios

Step 3: Count Ports and Hydraulic Lines

Additional physical characteristics of your final drive will help ensure you receive the correct replacement:

For Skid-Steers, Compact Track Loaders, and Multi-Terrain Loaders:

  • 4 hydraulic lines = single speed motor
  • 5 hydraulic lines = two speed motor

Also count the number of ports on your drive and the number of mounting bolts required for installation.

Hydraulic Lines Configuration Diagram

Why This Information Matters

Many machine owners assume they have an OEM drive when, in fact, an aftermarket drive may have been installed during the machine's lifetime. When this happens, the machine serial number alone may not be sufficient to order the correct replacement.

Aftermarket drives can have different specifications, including hub sizes that require different diameter sprockets. Getting the tag information ensures you receive a drive that will fit properly with your existing sprocket and mounting configuration.

What to Provide Your Supplier

When you're ready to order, provide as much of the following information as possible:

  • Machine serial number
  • Machine make and model
  • Final drive tag information (MAG number, part number, serial number, speed ratios)
  • Number of hydraulic lines
  • Number of ports
  • Number of mounting bolts
  • Photos of the final drive tag

Ready to Order?

The more information you can provide, the better we can ensure you receive the right final drive for your machine. Taking a few extra minutes to gather accurate information will save you time, money, and frustration down the road.

Contact us with your final drive requirements, and our technical team will help you find the perfect match for your heavy equipment.

FAB HEAVY PARTS BUYING GUIDE

Final Drive Buying Guide: Fitment, Part Numbers & Specifications

Choosing the correct final drive requires more than matching an equipment model. Check your machine make, model, serial number, existing OEM part number, mounting configuration and hydraulic specifications before ordering. Use this guide to identify the information needed to find a suitable replacement final drive.

01 / ORDERING PROCESS

How to Order the Correct Final Drive

Follow these three steps before purchasing a replacement final drive.

01

Identify Your Equipment

Record the machine manufacturer, exact model, year and serial number. Check the equipment identification plate, usually located on the machine frame or body.

02

Find Your Existing Part Number

Check the existing final drive for an OEM part number, manufacturer reference or identification label. Photographs of the motor housing and identification plate can also help with identification.

03

Verify Technical Specifications

Compare mounting dimensions, output shaft specifications, hydraulic connections and gear ratio. Check the equipment manual and product fitment information before placing your order.

02 / FITMENT CHECKLIST

What Information Do You Need Before Ordering?

Use this checklist to compare your existing final drive with a replacement unit.

01

Machine Identification

Equipment make, model, manufacturing year and serial number.

02

OEM Part Number

Original final drive part number, manufacturer reference or cross-reference number.

03

Mounting Configuration

Bolt pattern, mounting flange, bolt spacing and mounting dimensions.

04

Output Shaft Specifications

Shaft diameter, length, spline count and output configuration.

05

Hydraulic Connections

Hydraulic port size, location and thread type, such as SAE, NPT or BSPP.

06

Operating Specifications

Gear ratio, displacement, maximum pressure and output torque, where applicable.

Need help identifying your final drive?

Send our team your equipment nameplate, existing final drive photos and available part numbers. We can help review the information and identify the specifications that need to be confirmed.

03 / FAB SUPPORT

How Fab Heavy Parts Helps with Final Drive Selection

Correct identification and specification checks help reduce the risk of ordering an incompatible replacement.

✓

Fitment Assistance

Share your machine make, model, serial number and existing part number for fitment assistance.

✓

Specification Review

Compare mounting patterns, shaft dimensions, hydraulic connections and other available technical details.

✓

Product Information

Review product specifications, application details and included components before ordering.

✓

Order and Warranty Support

Contact our team to confirm current availability, shipping arrangements and applicable warranty information.

04 / TECHNICAL DATA

Final Drive Technical Specifications

Review the available technical information for this product. Specifications vary by model and application.

Detailed technical specifications are not currently listed for this product.

Contact our technical team for assistance →
05 / COMMON QUESTIONS

Final Drive Frequently Asked Questions

How do I identify the correct final drive for my excavator?

Start with your excavator make, model and serial number. Check the OEM part number on your existing final drive, then compare mounting dimensions, output shaft configuration and hydraulic connections with the replacement product.

Is the machine model enough to identify a replacement final drive?

Not always. Different serial number ranges or equipment configurations may use different final drives. Provide the machine serial number and existing part number whenever possible.

What if I cannot find the OEM final drive part number?

You can still request identification assistance. Send photographs of the machine identification plate and existing final drive, including its housing, mounting flange and visible markings.

Which specifications should I compare before ordering?

Compare the mounting bolt pattern, output shaft dimensions, spline count, hydraulic port configuration and gear ratio. Also check pressure, displacement and torque specifications when they are provided for your application.

Can Fab Heavy Parts help verify final drive compatibility?

Yes. Contact our team with your equipment make, model, serial number, existing part number and photographs. We can help review the available fitment and technical information.

NEED FITMENT ASSISTANCE?

Not Sure Which Final Drive Fits Your Machine?

Send us your equipment details, OEM part number or photos of your existing final drive. Our team can help review the application before you order.

Contact Technical Support
Questions & Answers loading...

Frequently Asked Questions

What is your return policy?

We accept returns within 60 days of delivery for unused parts in original packaging. To initiate a return, please submit your request through our return portal. Return shipping costs for non-defective items are the buyer's responsibility.

Can I cancel my order?

You may request a cancellation before your order has been dispatched. Once an order has been fulfilled and shipped, it cannot be cancelled — standard return terms will apply instead. Please contact us as soon as possible if you need to cancel.

What payment methods do you accept?

We accept all major credit and debit cards including Visa, Mastercard, and American Express. We also support PayPal, Apple Pay, and Google Pay at checkout. For B2B and trade customers, bank transfer and net payment terms may be available upon account approval — please contact us to discuss your requirements.

How long will delivery take?

Estimated delivery timeframes are displayed on most product pages and all tool listings. For parts without a displayed timeframe, standard delivery to US addresses is typically 5–10 business days from dispatch, depending on your location and the origin warehouse. Express shipping options may be available at checkout.

Will I be charged import tax or customs duties?

No. US customers are not charged any import fees or customs duties on their orders. The price you see is what you pay — there are no hidden charges added upon delivery.

How do I find out the shipping cost for my order?

You can get an estimated shipping cost directly on the cart page — just add your parts to the cart and enter your delivery zip code to see available shipping options and rates. For large or heavy orders requiring a freight quote, please contact us directly with your parts list and delivery zip code.

Do you offer trade accounts for US buyers?

Yes. US trade customers can apply for a B2B account to access volume pricing, bulk quotation, team invite and dedicated account support. Contact us directly to get started.

Still need help?

Our parts team is here to help with your order or product questions.

Contact Our Parts Team

Ask a Question

Feel free to leave your question with us. Our current response time is around 24 hours, though we will get back to you faster when possible.

Travel Motor Final Drive Motor Assembly Aftermarket Replacement For Bobcat 331D Mini Excavator - Fab Heavy Parts
Fab Heavy Parts

Travel Motor Final Drive Motor Assembly Aftermarket Replacement For Bobcat 331D Mini Excavator

$1,751.49 USD $1,824.48

Travel Motor Final Drive Motor Assembly — Fits Bobcat 331D Mini Excavator

This is a new aftermarket travel motor final drive motor assembly designed as a direct replacement for the Bobcat 331D Mini Excavator. The package includes one unit, built to meet or exceed OEM specifications for reliable performance and durability.

Part Details

Compatible Part Numbers

Compatible Equipment

View product