Stuck in 2WD when you need traction most? A failing 4WD actuator can leave you spinning wheels on the trail. These kits replace faulty electronics or thermal units with dependable manual or electric systems, restoring your confidence off-road.
This guide reviews top kits for popular ATVs and trucks, highlighting what each includes and which vehicles it fits. Whether you ride a Kawasaki Brute Force or drive a Chevy Silverado, you will find a solution that gets your 4WD working again.
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Flynsu Manual 4WD Actuator Kit Replacement for Suzuki Twin Peaks LT-V700F K…
Best forComplete ATV conversion kit
- Includes all necessary components
- Eliminates electronics for reliability
ConsiderManual operation requires driver input
tycardor HT Manual 4wd Actuator Kit Compatible with Kawasaki Brute Force KV…
Best forVersatile ATV fitment
- Fits multiple Kawasaki and Suzuki models
- No cutting or wiring needed
ConsiderManual operation may be less convenient
tycardor HT 1038-1035-2001 Manual 4WD Actuator Kit 16172-0037 Compatible wi…
Best forDurable off-road performance
- Durable materials for harsh conditions
- Improved responsiveness
ConsiderManual engagement requires effort
600-490 4WD Actuator Kit – Compatible with Chevrolet Silverado GMC Sierra K…
Best forClassic GM truck repair
- Complete kit with harness
- Direct OEM replacement
ConsiderLimited to 1988-1996 GM models
Sure 4 4WD Manual Actuator Kit with Tank Lever Compatible with All Honda Fo…
Best forHonda ATV reliability
- Plug and play installation
- Includes diff lock function
ConsiderManual shifting required
Manual 4WD Actuator Shifter Kit 1038-1035-2001 Fits Kawasaki Brute Force
Best forBudget ATV conversion
- Affordable manual solution
- Includes bypass components
ConsiderGeneric brand may lack support
A-Premium Manual 4WD Actuator Kit Compatible with Suzuki & Kawasaki
Best forSimple ATV replacement
- Direct replacement for OEM part
- Simple installation
ConsiderNo extra components included
Dorman 600-490 4WD Actuator
Best forThermal to electric upgrade
- Upgrades to electric actuator
- Includes harness
ConsiderMay require additional wiring
4×4 Front Differential Axle Actuator, 4WD Hub Lock Actuator Kit Fit for 201…
Best forRam 1500 replacement
- OE-standard quality
- Direct fit for Ram 1500
ConsiderSealant application required
Megechiy 600-399 4×4 Front Differential Axle Actuator Compatible with Dodge…
Best forRam 1500 hub lock
- Reverse engineered for accuracy
- Direct replacement
ConsiderLimited to Ram/Dodge models
Flynsu Manual 4WD Actuator Kit – Complete Conversion
Brand: Flynsu
A comprehensive manual conversion kit for dependable 4WD engagement.
This kit from Flynsu is a full conversion package for your Suzuki Twin Peaks LT-V700F or Kawasaki Brute Force and Prairie KVF750. It includes the Sure 4 manual actuator, a tank lever with pull cables, a KEBC delete with hole cover kit, and a belt switch bypass. That means you get everything needed to eliminate the electronic 4WD system entirely.
The kit is designed to get your 4WD working no matter what, and your display lights will still function. Replacing the OE parts 1038-1035-2001 and 16172-0039, it removes the guesswork from engagement. You pull the lever, and you are in 4WD—simple and reliable.
- Includes all necessary components
- Eliminates electronics for reliability
- Keeps display lights functional
- Manual operation requires driver input
- Limited to specific ATV models
tycardor HT Manual 4WD Actuator Kit – Broad Compatibility
Brand: tycardor HT
A broad-fit manual kit that simplifies 4WD restoration on many ATVs.
This tycardor HT kit is compatible with a wide range of Kawasaki and Suzuki models, including Brute Force 650 and 750, Prairie 360, 400, 650, and 700, and the Suzuki Twin Peaks LTV700F. It replaces part numbers 1038-1035-2001, 16172-0039, and 16172-0037, making it a versatile option for many riders.
The package includes 18 accessories, featuring a manual 4WD actuator with mounting hardware and a tank bar with O-ring pull. Installation is straightforward—no cutting, drilling, or wiring required. The parts are perfectly sized to fit the original vehicle, so you can restore 4WD functionality without complex modifications.
- Fits multiple Kawasaki and Suzuki models
- No cutting or wiring needed
- Complete 18-piece kit
- Manual operation may be less convenient
- Not for trucks or UTVs
tycardor HT 1038-1035-2001 – Durable Manual Actuator
Brand: tycardor HT
A rugged manual actuator that enhances reliability and control.
This tycardor HT actuator kit is built for durability, using materials that withstand harsh off-road conditions. It is compatible with Brute Force 650 and 750, Prairie 360, 400, 650, and 700, and Suzuki Twin Peaks LT-V700F, covering model years from 1997 to 2018. The kit replaces OE numbers 1038-1035-2001, 16172-0039, and 16172-0037.
By simplifying the engagement mechanism, this kit improves responsiveness. You get direct, user-controlled shifting between 2WD and 4WD, which is especially useful when you need immediate traction. The high-quality construction extends service life, making it a reliable upgrade over the factory unit.
- Durable materials for harsh conditions
- Improved responsiveness
- Direct user control
- Manual engagement requires effort
- Limited to specific ATV models
CTMAOYI 600-490 4WD Actuator Kit – Truck Upgrade
This CTMAOYI kit is a complete all-in-one solution for your Chevy Silverado, GMC Sierra, Blazer, Tahoe, Yukon, or Suburban from 1988 to 1996. It includes both the 4WD differential actuator and the required wiring harness, so you do not need to buy separate parts. This saves you time and money during installation.
It is a direct plug-and-play replacement for OEM numbers 600-490, 26060073, and 88959465. The kit effectively fixes common 4WD problems like front wheels not engaging, 4WD lights not working, or the system being stuck in one mode. Built from high-quality materials, it offers reliable performance for your truck.
- Complete kit with harness
- Direct OEM replacement
- Fixes common 4WD failures
- Limited to 1988-1996 GM models
- Electric actuator may still fail
Sure 4 Manual Actuator Kit – Honda Foreman and Rubicon
Brand: Sgroi Innovations, LLC
A robust manual conversion for Honda ATVs with diff lock capability.
This Sure 4 kit from Sgroi Innovations is designed for all Honda Foreman models from 2014 to 2024 and Rubicon models from 2015 to 2024. It replaces OEM part number 41700-HR4-A21. The kit includes a manual actuator, a tank lever that mounts above the thumb throttle with 2WD/4WD/Diff Lock positions, a pull cable, a rubber gasket, and a parts bag with plugs and hardware.
It is 100% plug and play, controlled by the handlebar-mounted tank lever. Simply turn the shift knob to the desired position and you are in 4WD. Built for the roughest terrain, this kit ensures mud, water, mountains, and snow cannot stop you from getting into 4WD.
- Plug and play installation
- Includes diff lock function
- Built for extreme terrain
- Manual shifting required
- Only fits specific Honda models
Manual 4WD Actuator Shifter Kit – Budget Option
This generic manual 4WD actuator shifter kit is a cost-effective solution for Kawasaki Brute Force and Prairie models, as well as the 2004 Suzuki Twin Peaks LT-V700F. It includes the Sure 4 manual actuator, a tank lever with pull cables, a KEBC delete with hole cover kit, and a belt switch bypass. The kit replaces OE part numbers 1038-1035-2001, 103810352001, 16172-0039, and 161720039.
With this kit, you can easily switch between 2WD and 4WD modes, ensuring precise power distribution and enhanced traction on challenging terrain. The manual operation gives you direct control, and the included bypass components simplify the installation. It is a practical choice if you want to avoid expensive electronic repairs.
- Affordable manual solution
- Includes bypass components
- Easy 2WD/4WD switching
- Generic brand may lack support
- Manual operation requires effort
A-Premium Manual 4WD Actuator Kit – Simple Swap
This A-Premium manual 4WD actuator kit is compatible with Kawasaki Brute Force 650 (2005-2013), Brute Force 750 (2005-2018), Prairie 360 (2003-2013), Prairie 400 (1997-2002), Prairie 650 (2002-2003), and Prairie 700 (2004). It replaces the reference number 1038-1035-2001. The kit includes the manual 4WD actuator, which is all you need to perform the conversion.
The function is straightforward: it realizes 2WD/4WD shifting, getting your 4WD working again. This is a no-frills option if you prefer a simple replacement without extra components. The manual actuator gives you direct control, and the installation is designed to be straightforward.
- Direct replacement for OEM part
- Simple installation
- Restores 4WD function
- No extra components included
- Manual operation required
Dorman 600-490 4WD Actuator – Upgraded Electric
This Dorman 600-490 4WD actuator kit is an upgraded repair solution for specified Chevrolet and GMC trucks. It is designed to replace a thermally activated differential with a more efficient electric differential. The kit includes a 4WD electric actuator and a 4WD actuator harness, providing the key components for the update.
This updated technology is an effective replacement for the old thermal actuator that may be sluggish or failed, disabling your 4WD system. Backed by over a century of automotive experience and a team of product experts in the United States, Dorman ensures trustworthy quality. This kit is a reliable choice for improving your truck’s 4WD performance.
- Upgrades to electric actuator
- Includes harness
- Trusted brand quality
- May require additional wiring
- Specific to certain GM models
keriolee 4WD Actuator – Ram 1500 Fit
This keriolee 4WD front differential axle actuator is a brand new assembly that meets or exceeds OE standards. It is compatible with Ram 1500 models from 2011 to 2024, Ram 1500 Classic from 2019 to 2021, and Dodge Ram 1500 from 2006 to 2010. It replaces part numbers 600-399, 52114387AF, and 68399418AA.
The kit includes a tip to apply sealant around the sealing interface to prevent liquid leakage. The actuator is designed for a long-lasting service life at a cost-effective price. Installation is straightforward as it is a direct replacement for the original equipment part, ensuring reliable 4WD engagement.
- OE-standard quality
- Direct fit for Ram 1500
- Cost-effective solution
- Sealant application required
- Limited to Ram/Dodge models
Megechiy 600-399 – Ram 1500 Hub Lock
This Megechiy 4×4 front differential axle actuator is compatible with Dodge Ram 1500 from 2006 to 2021 and Ram 1500 Classic from 2019 to 2021. It replaces OEM part numbers 52114387AA through AF and 68399418AA. The actuator is a brand new assembly that meets or exceeds OE standards.
It is reverse engineered to reliably replicate the original equipment part, ensuring a proper fit and function. Installation is easy as it directly replaces the original unit. The actuator provides long-lasting service life, making it a cost-effective choice for restoring your Ram’s 4WD capability.
- Reverse engineered for accuracy
- Direct replacement
- Long-lasting service life
- Limited to Ram/Dodge models
- No harness included
Buyer’s Guide: What to Consider
Choosing the right 4WD actuator kit depends on your vehicle and needs. Consider compatibility, manual versus electric operation, and the included components. This guide highlights key factors to help you make an informed decision.
- Compatibility: Ensure the actuator kit matches your vehicle's make, model, and year. Check the list of compatible vehicles and OEM part numbers to avoid mismatches. For ATVs, note the engine size and model generation. For trucks, verify the drivetrain configuration.
- Manual vs. Electric: Manual kits use a lever and cable, giving you direct control and eliminating electronic failures. Electric actuators are easier to engage but may be prone to issues. Consider your preference for reliability versus convenience, and the terrain you ride or drive in.
- Kit Contents: Look for kits that include all necessary components, such as actuators, harnesses, levers, cables, and mounting hardware. Some kits also include bypass components or delete kits. A complete kit saves time and ensures you have everything for installation.
- Installation Difficulty: Some kits are plug-and-play, while others require cutting, drilling, or wiring. If you are not mechanically inclined, choose a kit with simple installation steps. Check for instructions or videos. Manual kits often require more physical effort but less electrical work.
- Build Quality: Durable materials are essential for off-road use. Look for actuators made from high-quality metals or reinforced plastics. Check for seals or gaskets to prevent water and dirt ingress. A well-built actuator will last longer and perform reliably in harsh conditions.
Conclusion
Restoring your 4WD system is crucial for off-road adventures. Whether you prefer a manual conversion for simplicity or an electric upgrade for convenience, there is a kit that fits your vehicle and budget. The options reviewed cover popular ATVs and trucks, ensuring you can find a reliable solution.
For ATV owners, the tycardor HT kits offer broad compatibility, while the Sure 4 kit is excellent for Honda riders. Truck owners can rely on Dorman or CTMAOYI for GM vehicles, and keriolee or Megechiy for Ram 1500. Choose based on your vehicle and desired control.
Erica Steven is the founder and lead writer of WorstBrands, a site dedicated to providing honest and trustworthy reviews about outdoor gear and fashion products.
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