Spark Arrester by Yamaha

Yamaha UTV/ATV & Side by Side Spark Arrestor - Available at buywitchdoctors.com

Product Specifications: Genuine OEM Yamaha Spark Arrester, Part # BW4-E4780-10-00.

Keep your machine running like new with a genuine Yamaha Spark Arrestor paired with premium maintenance parts from buywitchdoctors.com. The spark arrestor is a screen or baffle at the end of the exhaust that traps and breaks up hot carbon particles so they do not exit the tailpipe as sparks, which helps prevent brush and grass fires on dry trails. It also helps you stay in line with the spark arrestor rules that apply on many public lands and riding areas. Riders most often replace a spark arrestor after a screen that is clogged with carbon, burnt through, torn, or missing, a bent, cracked, or rusted housing, a loose or rattling unit, stripped retaining hardware, a drop in power or a muffled, restricted exhaust note from a blocked screen, or damage from a rock strike, a rollover, or a hard trail impact.

Why Choose Genuine OEM Yamaha 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 Yamaha'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. The spark arrestor is built from heat-resistant, corrosion-resistant stainless steel with a precisely sized screen or baffle and a secure retaining design, so it catches hot particles, keeps exhaust flowing, and holds up to extreme exhaust heat and constant vibration.

Comprehensive Model Fitment (2015-Current)

This genuine OEM part is engineered for a wide range of Yamaha 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)

• Viking Series: Viking 700 EPS, Viking 700 Ranch Edition, Viking VI EPS
• Wolverine Series: Wolverine R-Spec, Wolverine X2 850, Wolverine X4 850, Wolverine X2 1000, Wolverine RMAX2 1000 (Sport, XT-R, Limited), Wolverine RMAX4 1000
• YXZ Series: YXZ1000R, YXZ1000R SS

All-Terrain Vehicles (ATVs)

• YFZ Series: YFZ50, YFZ450R, YFZ450R SE
• Raptor Series: Raptor 90, Raptor 110, Raptor 700, Raptor 700R, Raptor 700R SE
• Grizzly Series: Grizzly 90, Grizzly 110, Grizzly 700 EPS, Grizzly 700 SE, Grizzly 700 XT-R
• Kodiak Series: Kodiak 450, Kodiak 450 EPS, Kodiak 700, Kodiak 700 EPS, Kodiak 700 SE

⚠️ 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

• OEM Muffler & Exhaust Pipes: The muffler and pipes carry exhaust to the spark arrestor and set the machine's sound and flow. Inspect them for dents, cracks, and rust whenever you replace an arrestor so gases are not escaping before they reach the screen.
• Exhaust Gaskets: Exhaust gaskets seal the joints between the head, pipe, and muffler. Replace them any time the exhaust is removed so hot gases and sparks stay inside the system.
• Muffler Packing: Muffler packing is the sound-absorbing material inside the muffler. If your exhaust has gotten louder or you are already working in the area, check the packing along with the arrestor.
• Utility Mufflers: Utility mufflers are built for quiet, dependable everyday work and often include a spark arrestor design. Confirm the fit and arrestor rating for your model and riding area before you buy.
• Performance Mufflers: Performance mufflers change the exhaust sound and flow compared with stock. If you upgrade, make sure the muffler is spark arrestor equipped or compatible, and follow your Yamaha service manual and local rules.
• Exhaust Heat Wrap: Exhaust heat wrap covers pipes to hold heat in and cut radiated heat to nearby parts. Use it only where your Yamaha service manual allows, and keep it clear of the arrestor outlet.
• Oxygen Sensors: The oxygen sensor reads exhaust content so the engine can keep its fuel mixture correct. If you have rough running or poor power after exhaust work, check the sensor, its connector, and the exhaust joints for leaks.

Frequently Asked Questions (FAQs)

Q: How do I know when my Yamaha spark arrestor needs to be replaced, and how do I confirm the right one for my machine?
A: Look for a screen that is clogged with carbon, burnt through, torn, or missing, a bent, cracked, or rusted housing, a loose or rattling unit, damaged retaining hardware, and a loss of power or restricted exhaust note. Before replacing it, inspect the muffler, gaskets, and mounts, since an exhaust leak or loose pipe can cause similar symptoms. Because spark arrestors vary by model, model year, and exhaust design, and riding areas can have their own requirements, confirm the correct part and installation procedure using your Yamaha service manual or factory schematic, or contact us with your model and VIN and we will help you match it.

Q: How do mud, water, sand, and heat affect a spark arrestor on the trail?
A: Heat and carbon are its biggest challenges, since carbon buildup can clog the screen and extreme exhaust temperatures can burn or warp it, while mud, water, and salt speed up rust on the housing. Dry grass and brush can also collect near hot exhaust parts. After a muddy, wet, or brushy ride, let the exhaust cool, clear packed debris, and inspect the screen and retaining hardware for clogging, damage, or looseness. Follow your Yamaha service manual for correct cleaning, installation, and safe service guidance.

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

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

• Northern Outdoors
• Imperial Sand Dunes
• Johnson Valley OHV Area
• Gypsum City OHV Park
• Leatherwood Off-Road Park