Drivetrain› Differentials and Rear-End Components
Dynatrac
~(40 lbs. 42X8X8)~ Axle Shaft Assembly Kit Front RCV Performance Ultimate CV 4340 Pro Rock 44 2007-2018 JK Non-Tru Loc Diff 65.5 Width 30 Spline
SKU: D03E JK44-1X3220-B
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
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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 | Dynatrac |
| Part Number | D03E JK44-1X3220-B |
Videos
Dynatrac ProRock 44 Unlimited JK Axle Housing Upgrade
Dynatrac Pro Rock 44 Unlimited Installation - Part Two - Final Install
Dynatrac ProRock44
Dynatrac ProRock 44 Unlimited Installation - Part One - Removal of Stock Axle and Prep
Dynatrac ProRock JK Axle Swap
Everything You Need To Know About Dynatrac ProRock Axles
My Old Axles Have Taken Some Serious Abuse! It's Time for an Upgrade
Jeep JK Dynatrac ProRock 44 Build Up and Installation
How to Install a Dynatrac ProRock 44 in a Jeep Wrangler JK
How to Install Dynatrac ProRock 44 Axles on a JK Wrangler
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.
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