An Image of the Genuine Honda Logo reading 'GENUINE OEM PART' 41521-PL9-000
Sleeve, Differential Lock by Honda 41521-PL9-000 OEM Hardware 41521-PL9-000 Off Road Express Peach St
Four Honda off-road vehicles displayed with the Honda logo above them on a white background.
An Image of the Genuine Honda Logo reading 'GENUINE OEM PART' 41521-PL9-000
Sleeve, Differential Lock by Honda 41521-PL9-000 OEM Hardware 41521-PL9-000 Off Road Express Peach St
Four Honda off-road vehicles displayed with the Honda logo above them on a white background.
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Differential Lock Sleeve by Honda

$61.56 USD
Normally Ships in 8-12 Business Days

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SKU: 41521-PL9-000
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SKU: 41521-PL9-000

Honda UTV/ATV & Side by Side Gearcase Parts - Available at buywitchdoctors.com

Product Specifications: Genuine OEM Honda Differential Lock Sleeve, Part # 41521-PL9-000.

Keep your machine running like new with genuine Honda Gearcase Parts paired with premium maintenance parts from buywitchdoctors.com. The front and rear gearcases take power from the driveshaft and turn it 90 degrees to drive the axles, using precision gears, bearings, and seals that handle every bit of torque your engine delivers. Healthy gearcase components keep 4WD engagement smooth, prevent gear oil leaks, and protect the drivetrain from costly failures far from the trailhead. Riders most often replace gearcase parts after leaking seals, worn bearings that cause whining or grinding, chipped gear teeth, water contamination from deep crossings, or damage from hard impacts on rocks and stumps.

Why Choose Genuine OEM Honda Parts?

Choosing original equipment manufacturer (OEM) parts ensures your vehicle maintains its factory-standard performance, reliability, and fuel efficiency. Genuine parts eliminate the guesswork of aftermarket alternatives, offering a seamless integration with your engine's configuration.

  • Exact-Fit Design: Matched to Honda's original bolt patterns, sealing surfaces, and dimensions for a leak-resistant fit.
  • Factory-Spec Quality: Built to the same standards as the parts installed on your machine at the factory.
  • Peace of Mind: Skip the trial and error of universal or aftermarket parts that may not seal or align correctly.

Premium Materials & Precision Engineering

Crafted to strict factory tolerances, these components utilize high-grade alloys and chemical-resistant seals. This specialized engineering withstands harsh off-road vibrations, extreme temperatures, and modern fuel additives, preventing premature wear and leaks. Honda gearcase parts feature hardened, precision-cut gears, factory-spec bearings, and oil-resistant seals machined to match your gearcase housing for quiet, durable power delivery.

Comprehensive Model Fitment (2015-Current)

This genuine OEM part is engineered for a wide range of Honda side-by-side (SxS) and all-terrain vehicles (ATV) built from 2015 to the current model year. Please verify your series matches below:

Utility Task Vehicles (UTVs / Side-by-Sides)

  • Pioneer Series: Pioneer 500, Pioneer 520, Pioneer 700, Pioneer 700-4, Pioneer 1000, Pioneer 1000-5, Pioneer 1000-6.
  • Talon Series: Talon 1000R, Talon 1000X, Talon 1000X-4 (including Fox Live Valve editions).

All-Terrain Vehicles (ATVs)

⚠️ IMPORTANT DISCLAIMER: Fitment can vary by production date and sub-model trim. Always verify your exact original equipment part number from your vehicle's schematic or consult a certified technician before finalizing your purchase to guarantee flawless compatibility.

Other Popular Parts & Secondary Accessories

  • Front Gearcase: Front gearcase parts, including gears, bearings, seals, and covers, drive the front wheels and control 4WD engagement. If your machine is slow to engage 4WD or leaks oil from the front diff, replacing worn front gearcase parts restores reliable traction.
  • Rear Gearcase: The rear gearcase handles full-time drive to the rear wheels, so its gears, bearings, and seals see constant load. Address whining, clunking, or leaks early to avoid a complete rear gearcase failure on the trail.
  • Gearcase Assembly: Genuine Honda gearcase assembly components cover the housings, shims, and internal hardware that hold the gearset in proper alignment. Replacing them during a rebuild keeps gear mesh correct for quiet operation and long service life.
  • Gear Oil: Fresh gear oil protects gears and bearings from heat, friction, and wear inside the gearcase. Change it on schedule and after any water crossing, and always refill with the type your Honda service manual recommends after replacing gearcase parts.

Frequently Asked Questions (FAQs)

Q: How do I know if my gearcase needs repair, and which parts fit my Honda?
A: Common warning signs include whining or grinding noises, clunking when changing direction, gear oil leaking from seals, slow or failed 4WD engagement, or metal particles on the drain plug. Gearcase internals and housings differ between front and rear, and by model, year, and trim, so use your vehicle's factory schematic to confirm exact parts and part numbers. Follow the inspection, disassembly, and setup procedures in your Honda service manual.

Q: How do mud, water, and sand affect my gearcases?
A: Deep water and mud crossings can draw water into the gearcases through the vent lines or worn seals, turning gear oil milky and quickly damaging bearings and gears. Sand and grit also wear seals and let contaminants inside. After wet or muddy rides, check the gear oil for a milky appearance and change it if needed, keep vent lines routed and clear, and replace worn seals as described in your Honda service manual.

PRO TIP: Learn More about Honda OEM vs. Aftermarket Parts

PRO TIP: How to Fix a Failing UTV or ATV Gearcase.

PRO TIP: How to Fix a UTV or ATV Gear Position Sensor


Upgrade Your Ride's Drivetrain Performance Today
Keep power flowing smoothly to every wheel with genuine Honda gearcase parts built to factory specs. Complete your service with front gearcase, rear gearcase, and gearcase assembly components plus fresh gear oil, all in one place. Order your genuine Honda replacement components today from buywitchdoctors.com and experience top-tier off-road performance!

Are You Looking to Find Great Places & Adventurous Trails to Ride Your UTV, Side by Side or ATV? Check out these highly recommended places:

General Safety Warning & Installation Requirements

Your safety is our top priority. Whether you are maintaining a Victory® or Indian® Motorcycle, or servicing a UTV, ATV, or Side-by-Side, proper installation is vital to the performance and safety of your vehicle.

Important:
Warning: Failure to follow manufacturer-specified installation procedures and safety requirements can result in mechanical failure, loss of vehicle control, serious injury, or death.

Important Fitment Disclosure

At Witchdoctors, we want to ensure you get back on the road or trail as quickly as possible. Correct fitment is the most critical step in purchasing parts for your Victory® or Indian® Motorcycle. Also for your Polaris®, CFMoto®, Arctic Cat®, Yamaha®, Honda®, Can-Am®, Kawasaki® UTV and ATV.

Verification Required: While we strive for 100% accuracy, vehicle manufacturers often make mid-year production changes. Always verify your specific year, make, and model before finalizing your order.
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Shipping

Qualifying Retail orders $159.99 or more will receive free ground shipping. Free Shipping Terms and conditions.

All orders over $500 will require a signature.

Please see International Shipping page for orders shipping outside the US.

See our full Shipping Policy page for further details.

Product Availability

We show real time product availability. These products normally ship the same business day but may ship from one of our warehouses across the country. If an item requires additional processing time you will be notified.

Returns

If your order arrives and it is not right, we will we'll fix it. We promise!

Doesn't fit or just not happy with it? You can return any new, unopened, unused or unaltered item within 30 business days of delivery receipt of your item. We will issue a refund to your original payment method.

See our full Return Policy for all of the pertinent details.

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