Advance Adapters New Process 231J Fixed Yoke Kit
Advance Adapters New Process 231J Fixed Yoke Kit
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Shipping & returns
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In-stock orders are processed within 48 hours; transit time is additional.
International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.
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Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.
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Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.
Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.
Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.
Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.
After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.
Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.
For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.
Advance Adapter
This Heavy Duty Slip Yoke eliminator kit fits Jeep NP231 transfer cases. This kit features a new 1 3/8" spline rear output shaft, 356-T6 heat treated aluminum alloy tailhousing, 1310 c.v. yoke 1310CV Yoke AA compaired to Stock (other styles of yokes available), bearings, fastening hardware, and detailed instructions.
Note: We have designed our heavy duty fixed yoke output shaft with the most current design shaft found in the New Process Gear NP231. This current design shaft was introduced in 1997. Jeep vehicles using the early NP231 can still use our kit, providing that the needle bearings are removed from the stock drive sprockets.
Transfer Case
Introduced in 1988, the Jeep NP231 is a part-time transfer case became the standard for XJ and YJ models. It was also used in six cylinder ZJ models through 1995. Chain driven with a 2.72:1 low range, it's reliable even with more than stock horsepower applied.
Options
We are proud to offer Tom Wood's Drive Shaft's with our fixed yoke kit. Tom Wood's is one of a few companies that truly specialize in 4x4 drive shafts. Four Wheel Drive is all they do, they do it better.
