ATV UTV Ball Joint Manufacturer

ISO 9001 · Direct OEM Manufacturer

ATV / UTV Ball Joint Manufacturer

Forged 4130, 4340, 300M & TitanX ball joints for Polaris, Can-Am, Yamaha and Kawasaki. Factory-direct supply with full private label and custom development — no trading company markup.
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LEAD TIME
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SYZ Ball Joint Series ad showing three ball joints: Titan X 300M, Heavy Duty 4340, and Standard Duty OEM Upgrade, with a fiery background.

Factory Direct

No middlemen, no markup

4 Material Grades

4130 · 4340 · 300M TitanX

Private Label Ready

Custom packaging · 2-week artwork

Verified Factory

SGS ISO 9001 · RoHS Compliant

24hr Response

Engineering team · No scripts

Why OEM Ball Joints Fail

The Problems Your Current Supplier Won't Solve

Factory ATV/UTV ball joints are engineered for standard conditions — not for the loads, upgrades, and environment your customers demand.

Inconsistent Hardness Between Batches

Weak heat treatment specs mean ball stud hardness varies run-to-run. Your QA team catches it — or your customers do, in the field. Neither is acceptable.

Cast Housings That Crack Under Impact

Most budget suppliers use cast housings. Casting voids and weak grain structure fail under repeated spike loads — a drop, a rock strike, a hard landing. Drop-forged is not optional.

No Grade Options for Lifted or Modified Builds

Stock OEM-equivalent only works for stock vehicles. Lift kits, oversized tires, and heavy-use operators need a stronger stud — but most suppliers only offer one grade.
The SYZ Machine Difference

Forged From the Right Material.
Built for the Right Load.

Every SYZ Machine ball joint starts with a drop-forged housing — not cast. Material grade is selected based on load requirements. The result is consistent, measurable, documentable performance across every batch.
  • Drop-forged housing standard — aligned grain structure, not casting voids
  • 4 stud grades — 4130, 4340, 300M, TitanX composite; same housing, different performance
  • Greaseable Zerk on every unit — field-serviceable, contamination flushed, life extended
  • 100% pre-shipment inspection — hardness, dimensional tolerance, fitment verified per unit
  • Batch documentation available — hardness reports, material certs, CMM records on request
Talk to an Engineer
Material Grades

One Forged Housing Platform. Multiple Stud Strength Options.

All grades use the same forged housing architecture.
The performance difference comes from the ball stud material, heat treatment, and internal design specification.

Available as: OEM replacement | Heavy-duty Upgarde | Long-travel/off-road applications | Custom suspension programs

4130 Chromoly

Grade 01 · Standard Duty

Row of automotive ball joints with black rubber housings lined up on a white background
Designed as a stronger replacement for OEM ball joints used in daily driving, trail riding, and recreational off-road applications.
Features
  • 4130 chromoly steel ball stud
  • Forged steel housing
  • Greaseable design with zerk fitting
  • Corrosion-resistant surface finish
  • Direct OEM-style fitment
Best For
  • OEM replacement
  • Stock vehicles
  • Mild trail use
  • Recreational riding
Engineering Notes
4130 provides a good balance between strength, toughness, machinability, and cost.

Suitable for standard-duty suspension systems where extreme shock loading is not expected.
Request Quote →
4340 Chromoly

Grade 02 · Heavy Duty

Several silver circular multi-pin electrical connectors lined up on a white background.
Built for larger tires, lifted vehicles, heavier loads, and repeated off-road impact conditions.
Features
  • 4340 alloy steel ball stud
  • Higher tensile strength than 4130
  • Improved impact resistance
  • Heat-treated for heavy-duty use
  • Greaseable serviceable design
Best For
  • Lift kits
  • Oversized tires
  • UTV / ATV upgrades
  • Overland vehicles
  • Aggressive trail riding
Engineering Notes
4340 offers significantly higher core toughness and fatigue resistance compared with 4130.

Commonly used in high-load drivetrain and suspension components subjected to cyclic stress.
Request Quote →
300M Alloy Steel

Grade 03 · Extreme Duty

Twelve metal circular electrical connectors with brown plastic tips arranged in a grid on a light background
Premium ultra-high-strength alloy steel designed for racing, rock crawling, and severe off-road environments.
Features
  • 300M vacuum-melt alloy steel stud
  • Ultra-high tensile strength
  • Exceptional fatigue resistance
  • Optimized heat treatment process
  • High shock-load capability
Best For
  • Competition vehicles
  • Desert racing
  • Rock crawling
  • Extreme suspension travel
  • Severe impact environments
Engineering Notes
300M is an advanced modified 4340 alloy with added silicon and tighter material control.

Widely used in aerospace landing gear and professional motorsport components where maximum strength-to-weight performance is required.
Request Quote →
TitanX Modular System

Grade 04 · Serviceable Composite Assembly

Assorted CV joints arranged in rows on a white surface for display or sale
A modular multi-component system engineered for maximum articulation, rebuildability, and custom suspension development.
Features
  • Multi-piece serviceable architecture
  • Replaceable internal wear components
  • Increased articulation capability
  • Custom-engineered per application
  • Tunable design for specialty platforms
Best For
  • Long-travel suspension systems
  • Extreme articulation setups
  • Custom race builds
  • OEM development programs
  • Prototype suspension projects
Engineering Notes
Unlike traditional one-piece ball stud designs, the TitanX system uses a modular construction optimized for serviceability, articulation range, and application-specific tuning.

Ideal for advanced suspension systems requiring rebuild capability and custom geometry solutions.
Request Quote →

All SKUs available in standard 4130, heavy duty 4340, or 300M ball stud upgrade. Private label and custom packaging available. MOQ 100 pcs per model.

Request Full SKU List
Specifications & Ordering

Product Specs & MOQ at a Glance

Standard parameters for our ATV / UTV ball joint range. Custom specifications available on request.
PARAMETERSPECIFICATION
ProductATV / UTV Ball Joint (OEM Replacement & Custom)
Housing Material4130 / 4340 Drop-Forged Steel (never cast)
Ball Stud Grade4130 / 4340 / 300M — specify at quote
Surface TreatmentBlack Oxide / Zinc Plated
DesignGreaseable (Zerk fitting included)
Thread SizeM10–M20 · 3/8"–3/4" (custom available)
Compatible BrandsPolaris, Can-Am, Yamaha, Kawasaki + Custom Platforms
OEM References50+ stocked; 24hr cross-reference confirmation
Private LabelCustom logo, retail, Amazon-ready packaging
CertificationsISO 9001:2015 · SGS Verified · RoHS

Product Specs & MOQ at a Glance

  • OEM cross-reference confirmed within 24 hours
  • Material certs & hardness reports on request
  • Batch-level QC docs for ongoing programs
  • Private label artwork turnaround 2 weeks
  • Custom dev from 2D/3D drawing or sample
  • DFM feedback within 5 business days
  • Multi-SKU programs — consolidated scheduling

100pc

MOQ / Model

30–45d

Lead Time

24hr

Quote Response

3–4wk

Sample Lead Time

Send Bulk Inquiry
OEM Fitment

50+ OEM References — Top-Selling Models Ready to Ship

Covering the highest-volume North American ATV and UTV platforms. Don’t see your model? Send us the OEM number — fitment confirmed within 24 hours.

Don't see your model listed?

We cover 50+ core SKUs and develop custom fitment from drawings or samples. Send us your OEM number and we'll confirm compatibility within 24 hours.

Check My Fitment
  • Polaris 60–65%
  • Can-Am 20–25%
  • Yamaha 8–10%
  • Kawasaki & Others 3–5%

🏆 Top 5 Best Sellers

North America’s highest-volume ATV / UTV ball joint OEM references

#1

Polaris RZR XP 1000

7081867 / 7082275 / 7081992

#2

Polaris Ranger / Sportsman

7061220 / 7061187

#3

Polaris Sportsman

7061141 / 7061156

#4

Polaris ATV

7061192 / 7061244

#5

Can-Am ATV

S50210RCA000

Top 10 UTV Ball Joints

North America estimated sales volume ranking

#
OEM Ref
Model

1

7081867

RZR XP1000 / Turbo

2

7082275

RZR XP1000 Upper

3

7081992

RZR XP / Turbo Lower

4

7082422

RZR Pro XP / General

5

7082487

Ranger 1000

6

7061220

Ranger / Sportsman

7

7061187

Sportsman / Ranger

8

7061156

Sportsman ATV

9

7061141

Sportsman

10

7061192

Sportsman

Can-Am Ball Joint

OEM cross-reference

Our Ref
Can-Am OEM

7061031

S50210RCA000

7061032

S50213RCA000

7061033

S50230RCA000

7061034

S50240RCA000

7061035

S50250RCA000

7061036

S50260RCA000

7061037

S50270RCA000

7061038

S50280RCA000

7061039

S50290RCA000

7061050

S50400RCA000

Yamaha ATV Ball Joint

OEM cross-reference

Our Ref
Yamaha OEM

7061031

S50210RCA000

7061032

S50213RCA000

7061033

S50230RCA000

7061034

S50240RCA000

7061035

S50250RCA000

7061036

S50260RCA000

7061037

S50270RCA000

7061038

S50280RCA000

7061039

S50290RCA000

7061050

S50400RCA000

In-House Manufacturing

Full Production Control.
Every Stage, In-House.

We own the forging, machining, heat treatment, surface treatment, and assembly lines. No subcontracting. No quality surprises. That means we control lead time, material traceability, and cost at every step — and you can hold us accountable for all of it.
  • Forging capability
  • CNC machining center
  • Heat treatment furnace
  • Surface treatment line
  • CMM inspection room
  • Salt spray test chamber
  • Custom dev from drawings
  • Bulk production capacity
Send Technical Drawing
Manufacturing

From Raw Material to Finished Part

Every SYZ Machine ball joint follows a controlled 7-step production process with inspection gates at critical stages.

1

Raw Material

2

Forging

3

CNC Machining

4

Heat Treatment

5

Surface Treatment

6

Assembly

7

100% Inspection

Quality Control

We Don't Ship What We Wouldn't Install Ourselves

Every unit passes multiple inspection gates before leaving the facility. Batch documentation is available — because your customers and your brand depend on consistent quality, not just a certificate on the wall.

Rockwell Hardness Testing

Every ball stud batch verified against spec to confirm heat treatment outcome — no sampling, full batch coverage.

Salt Spray & Fitment Testing

Surface treatment durability under accelerated corrosion conditions. Physical fitment trial on OEM reference parts for every new batch.

CMM Dimensional Inspection

Critical dimensions measured on coordinate measuring machine to verify OEM fitment tolerances on every production batch.

ISO 9001 certification logo on a blue background with bold white lettering

ISO 9001:2015

Quality Management System

SGS wordmark on a red background (brand logo)

SGS Verified

Factory Audit & Inspection

ROHS compliance logo on a green background indicating compliance with lead-free electronics standards.

RoHS Compliant

Restricted Substances

Computer-controlled vertical hydraulic testing machine in a lab, with a monitor on a desk and electrical equipment nearby.
Lab technician operates a benchtop testing instrument with a sample on the stage and a computer monitor on the desk behind.
Close-up of a machinist positioning a metal clamp under a drill press spindle, with a hardness gauge in view on the machine side.
Lab technician operating a precision microscope connected to a monitor for image analysis
Three workers in a factory packaging small black components into clear bags on a long work table.
Product label for a Ball Joint showing specs: Part no SYZ-1042BJ, material 4140/300M, heat treat 55–60 HRC, batch 2026-03, qty 1 PC, Made in China, with two barcodes and a QC PASS badge.
Poster showing the ball stud inspection process with four steps: Clean, Measure Ball, Measure Neck/Shank, Record; includes gauges and diagrams of tools and today’s measurements.
SYZ Heavy Duty Ball Joint set with multiple metal joints and a brown box labeled SYZ Performance Parts.

Built on Manufacturing. Proven in the Field.

Direct factory. No trading company. No quality uncertainty. Full engineering support from day one.
OEM Reference Numbers Stocked
0 +
Material Grades Available
0
Pre-Shipment Inspection Rate
0 %
Standard Production Lead Time
0 d
Talk to an Engineer
Why SYZ Machine

Why Source Your ATV / UTV Ball Joints from SYZ Machine?

Drop-Forged Standard

Every housing is drop-forged — never cast. Aligned grain structure, measurable impact resistance. Our baseline, not an upgrade.

100% Pre-Shipment Inspection

Hardness, dimensional tolerance, fitment, surface quality — every unit. Batch records available on request. You know exactly what you’re receiving.

Engineering-Led Team

Ball stud material is the performance variable: 4130 for standard OEM replacement, 4340 for heavy duty, 300M for racing. TitanX is a separate modular joint design — a composite assembly with field-replaceable internals.

Private Label Ready

Custom logo, retail packaging, Amazon-ready boxes, neutral packaging. Artwork turnaround 2 weeks. Built for aftermarket brands, distributors, and Amazon sellers.

Greaseable Design

Zerk fitting on every unit, every grade. Regular lubrication flushes contamination and extends service life — the single biggest failure point of sealed OEM designs.

Custom Development

From 2D/3D drawings or physical samples. DFM feedback in 5 business days, sample in 3–4 weeks. If your application needs something that doesn’t exist, we build it.
As a dedicated ATV UTV ball joint manufacturer, SYZ Machine gives you direct factory access — no trading company markup, no quality uncertainty, full engineering support from day one. Whether you need OEM replacement supply, private label, or custom development, you work with the factory that makes the part.
Customer Reviews

What B2B Buyers Say

Distributors, aftermarket brands, and race teams who trust SYZ Machine for consistent quality and engineering support.

“We switched from our previous supplier after two seasons of inconsistent hardness on the ball studs. SYZ Machine provides batch test reports with every shipment — that level of documentation is exactly what our QA team needs.”

JR monogram on a red background logo (white letters 'JR')

Jason R.

Procurement Manager — Aftermarket Distributor, USA

“We needed a 300M stud version for our Polaris RZR Pro R race build — something most suppliers can’t even quote. SYZ Machine had a sample to us in 3 weeks and the fitment was perfect.”

Logo with white 'MC' initials on a red square background.

Mike C.

Technical Director — Off-Road Race Team, Canada

“Private label packaging was ready within 2 weeks of confirming artwork. The retail boxes look excellent and the MOQ of 100 pcs per model works well for our catalog management. Reliable supply and responsive team.”

TL logo: white letters on a red square background (branding mark).

Tom L.

Brand Owner — Powersports Parts Brand, Australia

Applications

Applications of ATV / UTV Ball Joints

Our ATV ball joints and UTV ball joints are widely used across off-road and powersports vehicles — from recreational trail riding to professional racing.
Close-up of an orange bicycle rear suspension with a white coil spring and a knobby off-road tire.

UTV Suspension Systems

Used in upper and lower control arms, A-arms, and suspension assemblies across all major UTV platforms. Our heavy duty UTV ball joints handle the lateral and vertical loads generated by high-travel suspension setups.
Polaris RZR
Can-Am Maverick
Ranger/Defender
Close-up of an off-road vehicle suspension showing a coilover shock and suspension arms behind the tire edge.

ATV Front Suspension

Commonly installed in ATV front suspension assemblies — including A-arm pivot points and knuckle connections. Our OEM replacement ATV ball joints provide direct fitment across Yamaha, Polaris Sportsman, and Can-Am ATV models.
Yamaha Grizzly
Polaris Sportsman
Can-Am ATV
Red off-road dune buggy kicking up dust while navigating a sandy hill at high speed.

Off-Road Suspension Brands

Designed for high-impact racing environments where standard ball joints fail under repeated shock loading. Our 300M and TitanX grades are specified by race teams running Polaris RZR Pro R and Can-Am Maverick X3 competition builds.
RZR Pro R Race
Maverick X3
Rock Crawling
FAQ

Frequently Asked Questions

What is the MOQ?
Minimum order quantity is 100 pieces per model. For multi-SKU orders, each model is assessed individually. Contact us for mixed-model order flexibility.
Yes. 300M is available as an upgrade on most models. Specify when quoting — we’ll confirm dimensional compatibility and provide pricing. The 300M stud fits the same housing as the standard grade.
TitanX is our modular composite ball joint — similar in concept to the Keller Ball Joint system. It uses a multi-piece precision assembly that allows higher articulation angles, field-replaceable internals, and application-specific engineering. It’s designed for extreme off-road builds and custom OEM applications.
Yes. Material certs, hardness test reports, and dimensional inspection records are available on request. For large or ongoing orders we provide batch-level documentation as standard.

Yes. As a direct factory, we support tiered pricing based on order volume. We provide low MOQ samples for quality testing and fitment verification before you commit to bulk production. For wholesale and private label (custom brand) requirements, we have a flexible threshold to help you start your product line with minimal inventory risk. Contact us with your target volume and we will provide a tailored quote.

Yes. We offer full private label services including custom logo, retail packaging, neutral packaging, and Amazon-ready packaging. Artwork turnaround is typically 2 weeks after artwork approval.

Yes. We accept 2D/3D drawings (DXF, STEP, IGES) and physical samples. DFM feedback is typically provided within 5 business days. Sample lead time is 3–4 weeks depending on complexity.

Standard lead time is 30–45 days for production orders. In-stock models may ship faster. Expedited production is available — contact us with your timeline requirements.

Ready to Source ATV / UTV Ball Joints Direct?

OEM replacement supply, heavy duty upgrades, private label programs, or custom development — send requirements and we respond within 24 hours with a qualified quote.
Send Inquiry Now
Request Catalog

ISO 9001

Certified Manufacturer

SGS

Factory Verified

RoHS

Compliant

MOQ 100 pcs · 40 days lead time · Private label available · Custom development accepted

Receive An ATV / UTV Ball Joint Catalog

Full product list including 50+ models, specifications, and OEM cross-references.

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