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Four-Wheel Drive Adapters

Repairing, restoring and customizing a 4WD vehicle is always easier with the right adapters. If you’re using components that didn’t come stock with a truck or SUV, adapters are necessary to connect them to the OEM parts — or other aftermarket upgrades. Since 1971, Advance Adapters has been developing quality conversion products made in the U.S. Shop hundreds of 4WD adapters for Jeeps, Fords, Chevys and other popular off-road vehicles.

Off-Road Adapter Kits

We offer 4WD adapter kits and parts for almost any DIYU project. Use transmission-to-transfer case adapters and engine-to-transmission adapters to mate a variety of popular components, such as connecting a GM TH350 transmission to a Jeep Dana 300 transfer case. Our team has also put together 4WD conversion packages that include the hardware and accessories needed to install new transmissions. With retrofit kits, you can add an AX15, NV4500, NV3550 and other transmissions to your existing engine while utilizing the available space.

4WD Adapter Hardware

If a part has failed within your current conversion, you don’t need to replace the entire assembly. Individual hardware and accessories are available to fix your custom vehicle at a fraction of the price. Shop spline outputs and inputs, couplers, gears, seals and other components made of premium materials. Some of these parts also can be used to r fine-tune your setup for the right amount of power and torque. Use the search options to find adapters that fit your goals or call to speed with a four-wheel drive expert. We provide leading customer service to support our leading conversion products.

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TOY.TACOMA 23SP TRANS/ATLAS TC

Toyota Tacoma Tranmission to Atlas transfer case Adapter Kit (23 spline)

$410.51
excluding shipping
50-5710

TOYOTA R150 TO 4 CYLINDER B/H

Toyota Truck R150 Transmission to Toyota 20R 22R & 22RE engine bellhousing adapter plate kit

$499.72
excluding shipping
712562

MUNCIE X JEEP DANA 18/20-6 SPL

MUNCIE TO JEEP DANA 18/20 TRANSFER CASE

$724.50
excluding shipping
50-0100

TH350 X TOYOTA P.U. 23 SPL

GM TH350 to Toyota truck 23 spline gear driven transfer case Adapter Kit

$619.48
excluding shipping
50-5703

SCOUT TORQFLT X GM ENG. ADAP.

Scout TF727 Automatic Transmission to Pre 1986 GM V8 Adapter Kit

$470.23
excluding shipping
712572-A

NV4500 TOY L/C 10SP SHORT STY

GM NV4500 4WD to Toyota Land Cruiser 10 spline transfer case adapter kit.

$709.06
excluding shipping
50-0211

700R-4 X NP205 T/C(REPL.TH400)

GM 700R4 to GM NP205 Adapter Kit (replacing TH400)

$522.46
excluding shipping
50-6902

GM 4L80 2WD 4SP X NP205 71-84 fig 8 TC

GM 4L80E 2WD to GM NP205 transfer case,adapter kit. (replacing TH350 or SM465)

$704.02
excluding shipping
50-0410

C6 X JEEP DANA 18/20 6 SPLINE

Ford C6 3 speed automatic transmission to the Jeep Dana Spicer 18/20 transfer case (with 6 spline drive gear),adapter kit.

$709.06
excluding shipping
50-3300

TH350/NP231-21T upgrading to 95 and newer 23 spl.

GM 4wd TH350 to Jeep NP231 Adapter Kit (Peugot 21 Spline)

$573.30
excluding shipping
50-6306A

GM CIRCULAR 32 NP205-29SPL INPUT TO GM 6L90 29 SPL TRANS

GM 4WD 6L90E 6 Speed Automatic Transmissions to GM NP205 Circular 6 Transfer case.

$730.80
excluding shipping
50-9552A

GM SM465/GM NP 208 T/C O.E.ADP

GM SM465 to Circular pattern NP208 stock Adapter Kit

$298.56
excluding shipping
50-4705
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