Advanced — 4+ hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Dana |
| Part Number | D00O 2016399 |
Videos
This is what happens when your pinion preload losens up: Rear end Noise
Contact Patch & Pinion Depth Explained
How to Check Backlash
Full Re Gear in 60 seconds! Can you guess what axle this is?
Easy Way to Remove a Carrier
Why The Ford 9 Inch Is Great And Why You May Not Want To Use One In Your Car. Pinion Height Matters
What does a broken pinion gear sound like? - Our diff broke!
The New Ultimate Dana 80™ Bracketless Rear Axle at SEMA 2023
Drive Shaft Removal , Dana 80 11” spicer ring gear, pinion seal replacement
Dana 80 gear swap
Buggy Axles 101: KP540 HP60 vs 14 Bolt vs Dana 80 for Hardcore Builds
Dana 70 Dana 80 Ring and Pinion ARB Locker, Things to Consider
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy