O'Neill Boys
Garage
Motorcycle & Motorsport Repair
Call Us 616.277.9606
425 E Fairplains Street, Greenville, MI 48838
We sell parts for Motorcycles, ATVs, side by sides and more


Certified. Accountable. Built for Real Repairs.
At O’Neill Boys Garage, we believe riders deserve more than “good enough.” When you bring in a side-by-side (UTV), motorcycle, ATV, or dirt bike, you’re trusting us with your safety, your time, and your money. That’s why we operate with professional standards that prioritize accurate diagnostics, quality workmanship, and clear communication—backed by recognized credentials that reinforce how we do business.
Whether you’re dealing with a no-start problem, drivability issues, suspension concerns, braking performance, electrical failures, or performance upgrades, our goal is simple: deliver reliable results and help you get back to riding with confidence.
State Certified Motorsports Repair
O’Neill Boys Garage is certified with the State in motorsports repair, meeting the requirements to operate as a qualified repair facility. This certification reflects our commitment to responsible service practices and professional repair standards—especially for customers who want their machine diagnosed correctly and repaired the right way.
What this means for you as a customer
Being state certified matters because it supports a higher level of accountability and professionalism when it comes to:
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Proper repair practices and shop-level standards
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Accurate diagnosis before parts replacement
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Safe and reliable repair outcomes
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Clear communication and service expectations
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Professional operations that customers can trust
Our shop is built for real-world motorsports use—machines that are ridden hard and expected to perform. We take that seriously in every repair decision we make.
BBB Accredited Business
O’Neill Boys Garage is also a BBB Accredited Business, which reflects our commitment to integrity, transparency, and customer-first service. BBB accreditation is one more way we demonstrate that we run our shop with professionalism—not just in the work we perform, but in how we treat people.
What BBB Accreditation means for you
BBB accreditation helps customers feel confident they’re working with a business that values:
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Honest, straightforward communication
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Fair and professional customer service
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Clear expectations around service and approvals
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Long-term accountability and reputation
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A commitment to resolving concerns responsibly
We’ve built our name through word of mouth, and we treat every customer interaction as part of that reputation.
Why Certifications and Accreditation Matter in Motorsports Repair
Motorsports repairs aren’t always simple. Side-by-sides, motorcycles, ATVs, and dirt bikes can develop problems that are intermittent, electrical, performance-related, or difficult to diagnose without experience and the right process. That’s why credentials matter—they reinforce that a shop isn’t just “working on machines,” but operating with standards that support consistent outcomes.
When customers search online for “side-by-side repair near me” or “motorcycle mechanic,” they’re not just looking for someone who can turn a wrench. They’re looking for a shop they can trust to:
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Diagnose issues accurately
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Explain the problem clearly
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Recommend the right fix (not the most expensive one)
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Use quality parts
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Stand behind the work
That’s exactly what we aim to deliver.
The Standards We Operate By (How We Earn Trust)
Certifications matter, but what customers really feel is the process. Here’s what you can expect when you work with O’Neill Boys Garage:
Accurate Diagnostics First
We don’t guess. We diagnose. That’s how we prevent wasted money on unnecessary parts and reduce repeat failures.
Clear Estimates and Approval
We communicate findings and options before moving forward. You stay informed and in control of the decision.
Quality Parts and Correct Fitment
We use reliable parts and confirm fitment whenever possible—especially on performance machines and side-by-sides where incorrect parts can create bigger issues.
Professional Workmanship
We treat every machine like it matters—because it does. From everyday maintenance to advanced repairs, we aim for clean, correct, dependable results.
Real Accountability
Our reputation is built on repeat customers and referrals. We take responsibility for doing the job right and communicating clearly.
Built for Side-by-Sides (UTVs) and Performance Machines
A major part of our work is focused on side-by-sides (UTVs)—including Polaris RZR and other common platforms—because we understand how these machines are used and what riders expect from them. We also service motorcycles, ATVs/four-wheelers, and dirt bikes for customers who want dependable repairs, strong diagnostics, and a shop they can trust.
Questions? We’ll Help You Get the Right Answer
If you’re unsure whether we service your machine, need help with a repair decision, or want to order parts through the shop, reach out and we’ll guide you through the next step. Our goal is to make the process simple, professional, and worth your time.