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AX15 Transmission
ax15 transmission for sale

AX15 Transmission

SKU: JEEP-A1578 Category: Tags: , Brand:

Price range: $700.00 through $1,500.00

The prices are exclusive of taxes and shipping. The price may vary depending upon the miles and year of manufacturing.

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Additional Information

Brand

Jeep

Conditions

Remanufactured, Used

Miles

70000-130000

Year Compatibility

1995–1999

Verified

Tried & Tested

Warranty

Up to 3 Months

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The AX15 is a durable 5-speed manual transmission built by Aisin, commonly used in Jeep and Dodge vehicles. Known for its smooth shifting and robust design, it features an aluminum case, fully synchronized gears, and a gear ratio spread ideal for both on-road and off-road use. With its strong performance and reliability, the AX15 remains a popular choice for Jeep enthusiasts and transmission swaps.

Features

  • Tested Engine with Warranty
  • Hassle-Free Returns Available
  • Live Customer Support
  • Direct Fit for Your Vehicle

The AX15 Transmission is a 5-speed manual transmission manufactured by Aisin, widely used in Jeep and Dodge vehicles, known for its durability and smooth shifting, it features fully synchronized gears, a strong cast aluminum case, and a 0.79:1 overdrive fifth gear. Commonly paired with Jeep’s 4.0L inline-six engine and NP231 transfer case, the AX15 is a popular choice for off-road enthusiasts and engine swap projects. Its adaptability to various engines and vehicles through aftermarket support makes it a versatile and reliable transmission.

The transmission is compatible with both internal and external slave cylinders depending on model year—pre-1994 using internal, and post-1994 using external. It typically mates with Jeep 4.0L and 4.2L engines and NP231 transfer cases. The AX15 requires GL-3 or brass-safe gear oil, and is known for its reliability in moderate off-road and daily driving applications. 

Specifications

Product TypeTransmission
Transmission Type5-Speed Manual
Drive TypeRWD / 4WD
AvailabilityIn Stock
ShippingNationwide Available
Use CaseIdeal for upgrades or replacements

Frequently Asked Questions

  1. Who made the ax15 transmission?

    The AX15 transmission was made by Aisin-Warner Corporation. It was used primarily in Jeep vehicles from 1988 to 1999, including the Jeep Wrangler, Cherokee, and Comanche models.

  2. What fluid for ax15 transmission?

    The recommended fluid for the AX15 transmission is 75W-90 GL-4 gear oil or synthetic 10W-30 motor oil. It is important to avoid GL-5 fluids as their additives can damage the brass synchronizers inside the transmission. Redline MT-90 is often recommended for optimal performance across temperature ranges.

  3. Is the AX15 a good transmission?

    The AX15 transmission is considered a good and reliable transmission known for its durability, smooth shifting, and ability to handle moderate torque (up to about 300 lb-ft. It is favored by Jeep owners for daily driving and off-road use, with proper maintenance enhancing its longevity and performance.

  4. How much power can an AX15 handle?

    The AX15 transmission is rated to handle a maximum input torque of about 300 ft-lbs. Some newer or heavy-duty versions are claimed to handle up to 420-450 ft-lbs, but standard AX15s are reliably rated around 300 ft-lbs torque.

  5. How to rebuild ax15 transmission?

    To rebuild an AX15 transmission, start by carefully disassembling the transmission, labeling and organizing all parts, then clean and inspect components for wear or damage. Replace worn parts like bearings and synchronizers, reassemble according to service manual specs, seal the case with RTV gasket, and refill with the recommended fluid before reinstalling.

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Shiping Policy

Transparent, nationwide delivery — fast and secure.

Shipping Policy

Our shipping policy is flexible, as the shipping charges depend on the location. A few certain remote regions like CO, UT, NY, OR, & CA may have additional shipping charges or delivery fees. However, some circumstances may cause delays,  but we always strive to deliver your order as quickly as possible.

Please note that all shipping times are estimates and not guaranteed. We examine all rebuilt and used engines before shipment and aim to provide high-quality used engines and transmissions. Shipping details and fees will be disclosed to consumers before any transactions are made. Our team is operational 24/7, and you can call us at +1-888-799-0188 to place an order.

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