Due to increased demand and industry-wide supply chain delays, we are currently experiencing above normal lead times for certain items. We are working at full capacity to ensure the quickest turn-around for your parts. Our vendors are also experiencing similar delays in obtaining raw materials for parts.

If you are in need of a part and time is of the essence, we ask you please call our sales team at 530-274-1795 to inquire about current stock status before placing your order.

If you have any questions or concerns, please do not hesitate to contact us via email or phone.

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NV4500 to Scout Dana 20 or 300 Transfer Case

NV4500 to Scout Dana 20 or 300 Transfer Case

Choose Retainer Size:
Large Hole Retainer - Add $39.95
Small Hole Retainer - Add $39.95
Choose Bearing:
Sealed Bearing - Add $39.50
Part #: AA-508602
Price: $544.95
Shipping Weight: 18.00 pounds
Quantity in Basket: None

This transmission adapter to the Jeep or Scout Dana 18 / 20 or Scout Dana 300 transfer case is 1.012" in length. Adapter material is 356 T-6 heat treated aluminum alloy. Adapter kit includes a adapter casting, 23 spline x 6 spline spud shaft, gasket, seal, o-ring, bearing, bearing retainer, fastening hardware, and adapter instructions.

Transfer case

This adapter assembly will fit any Dana Spicer 18 / 20Jeep or Scout including Scout Dana 300 version with a 6 tooth female drive gear. The transfer case index to the new adapter will require an index retainer & sealed bearing(both included with your purchase when purchased with us). Please I.D. the transfer case bore size (3-1/8") small hole or (4") large hole for proper retainer.


The kit is designed for exclusive use with all 1980 & newer Jeep/Dodge manual and automatic transmission that feature a 23 spline 4x4 output shaft and round six bolt tail housing including Dodge NV4500.
Note: For Jeep owners with AX15 output shaft may require shortening due to a positive stickout.

Retainer and Sealed Bearing sold separately but required to complete adapter. Choose proper retainer size when ordering.

Item ships direct from manufacturer. Expedited shipping not available. All sales are Final

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