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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.

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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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1.5 TH350/700R ATLAS ADAPTER

TH350/700R TO ATLAS ADAPTER
$220.70
excluding shipping
AS-6800

4L60E HEX PAT/ NP231 95 & UP

4L60E HEX PAT/ NP231 95 & UP

$578.28
excluding shipping
50-0435

NEW VENTURE 4500/CHEVY TRUCK 92 to 95 BHSG

Chevy NV4500 Bellhousing to Chevy trucks 1992-95

$465.75
excluding shipping
712580

GM 2WD T400/NP205 TC

GM TH400 2WD to NP205 with figure 8 bolt pattern adapter assembly. This kit replaces both 10 spline & 27 spline male input shafts.

$693.97
excluding shipping
50-3202

4L60E HEX PATTERN/4L60E SHAFT 50-0405E

6 bolt to 4 bolt adapter with VSS for the 1997-Current GM 4L60E/4L65/4L70 4 speed automatic transmission.adapter kit.

$308.45
excluding shipping
50-0405E

4L80E 2.75” Transmission to Atlas 2SP Adapter Kit

4L80E TO ATLAS 2 SPEED ADAPTER KIT

$402.78
excluding shipping
AS-6450

AX15 TO JEEP 4CYL B/H EXTERNAL

Jeep AX15 adapter plate kit to the Jeep AX5 bell housing w/ ext.slave cylinder (replacing AX5).

$482.11
excluding shipping
712563

4L80E 4WD TO GM NP205 CIR 6 LONG INPUT

GM 4L80E 4WD to GM NP205 LONG INPUT Circular 6 bolt pattern
$229.77
excluding shipping
50-6912

GEN-3 VORTEC MANUAL TRANS (CENTERFORCE NO DISC)

Flywheel and pressure plate kit for LS-Series / Gen 3 engines ( No Clutch disc)

$763.68
excluding shipping
712500M-D

RING- BELLHOUSING INDEX

Reduces 5.125 Bellhousing index down to 4.686
$27.64
excluding shipping
716078

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

GM 2WD Th350 to Jeep NP231 Adapter Kit (21 Spline Peugot)

$683.10
excluding shipping
50-6305A

700R-4 & 4L60 X TOYOTA L/C-10 SPLINE

GM 700R4/4L60 to Toyota Land Cruiser 10 Spline Adapter Kit

$714.15
excluding shipping
50-8901
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