Drivetrain› Differentials and Rear-End Components
Dana
LIGHT DUTY AXLE COMPONENT
SKU: D00O 40586
Moderate — 2–4 hours
Description
MIA's Description
This axle shaft is specifically engineered for 1971-1990 Dodge W300 and W350 DRW cab chassis trucks with 34-inch wide frames and dual rear wheels. It is designed for narrow track axles, measuring 36.94 inches from the splined end to the inside face of the axle shaft flange.
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 40586 |
Videos
Avoid These Mistakes with Dana 70 Rebearing
Alignment Bar Setup For Narrowing a Dana 60 Rear Axle
Dana 70 Build (Part 1) | Don't Use This Axle!
Dana 70 Dana 80 Ring and Pinion ARB Locker, Things to Consider
Rear Axle Hub Rebuild Dana 70 HD - 1980 F350 Service Truck
installing ring and pinion in a dana 70 hd rear end
Dana 60 Carrier Install
Dana 70 axle rebuild brakes and bearings tips and tricks
The New Ultimate Dana 80™ Bracketless Rear Axle at SEMA 2023
12 Valve Cummins Dana 70 Axle Seal Replacement
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