6004 Deep Groove Ball Bearing 20x42x12mm Zz 2RS for Motorcycle Accessories with SKF Quality

Product Specifications

Application Suitability

Need a Reliable 6004 Deep Groove Ball Bearing for Motorcycle Parts? Here’s What Counts

Motorcycle maintenance teams often face two critical issues: bearing failures due to poor sealing in wet conditions, and difficulty finding precise replacements that match original equipment dimensions. A 6004 bearing with incorrect tolerances or substandard seals can lead to premature wear, vibration, and even safety risks on the road.

Engineered for Consistent Performance in Motorcycle Applications

The 6004 deep groove ball bearing addresses these challenges with its 20x42x12mm precision dimensions and multiple seal options. As a specialized supplier with access to a full range of SKF quality bearings, we ensure each unit meets original factory specifications, eliminating fitment issues. Whether you need Zz (metal shielded) for high-temperature environments or 2RS (rubber sealed) for dust and moisture resistance, this bearing delivers reliable rotation for motorcycle components like wheel hubs and transmission systems.

Optimal Performance in Demanding Motorcycle Conditions

Motorcycle accessories operate under variable loads and temperatures, requiring bearings that handle radial and axial forces simultaneously. The 6004 bearing’s deep groove design distributes load evenly across the raceways, making it suitable for high-speed applications. With vibration grades from Z1V1 to Z3V3, it minimizes noise and ensures smooth operation—critical for both rider comfort and component longevity. Its compatibility with grease or oil lubrication allows adaptation to different maintenance schedules and operating environments.

Key Engineering Features That Impact Reliability

Three specifications stand out for motorcycle use: precision ratings, seal types, and vibration control. The P0 to P4 precision grades ensure dimensional accuracy—P5 or higher is recommended for high-speed motorcycle engines where tight tolerances prevent bearing play. Zz shields offer robust protection against debris without adding drag, while 2RS seals provide superior moisture resistance for off-road or wet-weather riding. The Z3V3 vibration rating, the highest available, is ideal for reducing harmonic vibrations that can cause premature fatigue in lightweight motorcycle frames.

Why Choosing the Right 6004 Bearing Lowers Total Costs

Opting for a quality 6004 2RS motorcycle bearing may cost slightly more upfront, but it avoids hidden expenses from frequent replacements. A substandard bearing might fail in 6 months, requiring labor for disassembly, downtime, and potential damage to adjacent parts like axles or housings. In contrast, a SKF quality deep groove ball bearing with proper lubrication and seals can last 2–3 times longer, reducing overall maintenance costs. Following ISO 281 load-life calculations, this bearing’s dynamic load capacity ensures it handles typical motorcycle operating conditions without premature failure.

Quality You Can Verify Through Our Supply Chain

Packaging & Shipping

• Standard packaging: Carton and pallet for bulk orders; individual cartons for small quantities (6.20cm × 6.20cm × 3.20cm per unit)
• Spot goods available for immediate dispatch; typical lead time 1–3 business days for in-stock items
• Global delivery options: Express courier (3–5 days), air freight (7–10 days), or sea freight (customs clearance included)
• Low minimum order quantity: Supports both small replacement orders and large-scale OEM production

Get a Quote for Your 6004 Bearing Requirement

Whether you need 10 units for maintenance or 10,000 for production, provide your required seal type (Zz/2RS/Open), precision grade, and quantity. Our technical team can also help verify compatibility with your motorcycle model. The sooner you confirm your specifications, the sooner we can arrange shipment—contact us today to avoid delays.

Frequently Asked Questions