U.S. Toll-Free Call Center   Hours
Espanol: 866-401-3393

Highest Ratings

Quality: We've got the awards to prove it!

We've won the Bizrate Circle of Excellence award,
7 years in a row. Rated outstanding for quality, satisfaction, service, and on time delivery. 1A Auto selects the highest quality parts from the best manufacturers. Check our excellent ratings.
Fastest Shipping
No-Hassle Returns
USA Support Techs
Best Value
Our Guarantee

Customer Feedback

I found the replacement tailli...
Chevrolet C1500 SS454
Marshall, Midlothian, TX

Click here to try out our new site!
Home > Mack > RD686 > Fuel Sending Units > 1989-2003 Mack RD686 Fuel Tank Sending Unit (Dorman)

1989 - 2003 Mack RD686 Fuel Tank Sending Unit (Dorman)
  Send to a friend    
  Product views

1989 - 2003 Mack RD686 Fuel Tank Sending Unit (Dorman)


In Stock (Ships same day for orders placed by 3 PM ET)

List Price:$85.67

Our Price: $50.45
 (You Save $35.22)

Free Ground Shipping
Part Number: DMFSU00018

Welcome Message from 1A Auto


This fuel tank sending unit is a new aftermarket replacement part. It is just what you need to bring life back to your fuel gage on your dashboard.


  • Brand New Dorman Fuel Tank Sending Unit
  • Includes:
    • Fuel Sender
    • Float
    • Correct Plug
  • Replaces dealer part numbers: 25195325, 16MB48DP4
  • Direct replacement
  • Built to strict quality control standards
If your fuel tank sending unit is broken, rusted out, rotted or just plain defective, this is the part for you!

Lifetime Warranty

This item is backed by a manufacturer's Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

Part Brand: Dorman # 285-5507

This part replaces:
  • OE #: 25195325, 16MB48DP4
  • DORMAN #: 285-5507

See 1A Auto on Facebook Watch our auto parts installation videos on Youtube Nutts and Bolts Blog Google Plus
Free Shipping