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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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JEEP NV3550 TO CHEVY BHSG

Chevy V8 & V6 to the Jeep Wrangler NV3550 5 speed, adapter bellhousing kit.

$507.53
excluding shipping
712591

NP435/T18 X BRONCO DANA20 T/C

Ford NP435 and T-18 2wd models to the 1966-77 Ford Bronco Dana 20 transfer case,adapter kit.

$409.31
excluding shipping
50-2700

GM 2WD T400/FORD NP205 TC

GM TH400 3 speed automatic transmission to the Ford NP205 transfer case,adapter kit.

$704.02
excluding shipping
50-3204

DODGE NV4500 BHSG OE REPLACEMENT

Dodge NV4500 Cummins 5.9L Diesel Bellhousing

$432.87
excluding shipping
712586

AMC ENG. TO CHEVY-AUTO TRANS

Chevy Auto Trans to AMC Engine Adapter

$328.42
excluding shipping
716138

GM V8 W/ NP231 TO DODGE 29SPL

Adapts Dodge 29 Spline NV4500 to Chevy V8 small Block & Jeep NP231 Transfer Case.

$1,199.14
excluding shipping
27-0011T

TH350 4WD TO FORD NP208 T/C 31T

GM 4wd TH350 to Ford NP205 / NP208 Adapter Kit

$582.62
excluding shipping
50-6909

GM TRANS TO FORD 302 1968-80

1968-80 Ford 289 / 302 engine to a GM automatic transmission, adapter plate assembly.

$478.23
excluding shipping
712588-A

ADAPTER- GM NV4500, CAST IRON

ADAPTER- GM NV4500, CAST IRON

$223.20
excluding shipping
51-0204

TH350/SCOUT DANA 20 T/C 23 SPL

GM TH350 3 speed, 2wd automatic transmission to the Scout Dana 20 transfer case (with 23 spline drive gear) adapter kit.

$642.60
excluding shipping
50-3102

JEEP 80-86 TO JEEP NV3550

Jeep Wrangler NV3550 5 speed transmission to Jeep 258 & V8 adapter plate kit.

$322.88
excluding shipping
712545

DODGE & GM(10/27) NP205-29SPL INPUT TO GM 6L90 29SPL. TRANS

GM 6L80E / 6L90E 6 speed automatics to the GM & Dodge NP205 Figure 8 Transfer cases.

$730.80
excluding shipping
50-9551A
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