YAMAHA 8K2-47521-02-00 Rear Axle Boggie Wheel Adjuster

( Manufacturer Part Number: 8K2-47521-02-00 ), ( Type: Rear Axle )

Review YAMAHA Rear Axle Boggie Wheel Adjuster Assembly fits SS440 1980

The **Yamaha SS440 Rear Axle Bogie Wheel Adjuster (Part Number: 8K2-47521-02-00, circa 1980)** is a meticulously engineered component designed to ensure precise alignment and optimal performance of the rear wheel assembly on Yamaha s legendary SS440 off-road motorcycle. This critical part plays a pivotal role in maintaining the stability, handling, and longevity of the bike s suspension system by allowing fine-tuned adjustments to the rear wheel s lateral positioning and caster angle. Crafted from durable, high-grade steel, the adjuster features a robust, threaded design that integrates seamlessly with the bogie arm mechanism, enabling riders to make incremental adjustments to compensate for wear, suspension travel, or terrain variations. The component s smooth, corrosion-resistant finish ensures reliable operation even in harsh off-road conditions, where exposure to mud, dust, and moisture can compromise less robust alternatives. Whether used for routine maintenance or performance tuning, this adjuster is essential for preserving the SS440 s renowned agility and responsiveness, allowing riders to dial in the perfect balance between stability and maneuverability. Its compatibility with the original 1980-era SS440 model underscores its importance for both restoration projects and enthusiasts seeking to restore their bikes to factory specifications. With its straightforward yet effective design, this part exemplifies Yamaha s attention to detail in off-road motorcycle engineering, ensuring that every adjustment contributes to a smoother, more controlled riding experience.

### Pros and Cons of buying a Yamaha SS440 Rear Axle Bogie Wheel Adjuster (Part No. 8K2-47521-02-00, 1980 Model)

1. **Authentic Fit and Functionality** This is an original Yamaha part designed specifically for the 1980 SS440, ensuring a perfect fit without modifications. It maintains the bike s intended performance and handling characteristics.

2. **Reliability** Yamaha parts are known for durability, especially in critical components like the rear axle bogie wheel adjuster. Using an OEM part reduces the risk of premature wear or failure compared to aftermarket alternatives.

3. **Preservation of Value** If you plan to keep or sell the bike later, original parts contribute to its authenticity and resale value. A fully restored or original-spec bike commands higher prices in the classic motorcycle market.

4. **Compatibility with Other OEM Components** Since it s an original part, it integrates seamlessly with other genuine Yamaha components (e.g., rear suspension, swingarm, or brake systems), avoiding potential clearance or alignment issues.

5. **Ease of Installation** Being an OEM part, it should align correctly with the bike s existing setup, reducing the need for adjustments or compromises during installation.

6. **Long-Term Cost Savings** While the upfront cost may be higher than aftermarket options, an OEM part is less likely to fail early, potentially saving money on repeated replacements or repairs.

7. **Historical Accuracy** For enthusiasts who prioritize historical accuracy in restorations, using original parts aligns with the bike s intended design and performance.

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1. **Higher Cost** Original Yamaha parts, especially for older models like the SS440, can be significantly more expensive than aftermarket alternatives. Prices may vary depending on availability and demand, but they often exceed $100 $200 for this specific part.

2. **Limited Availability** Finding an exact OEM replacement may require sourcing from specialty motorcycle parts dealers, salvage yards, or international suppliers. Some parts for older Yamahas are no longer in production, making them harder to obtain quickly.

3. **Potential for Counterfeit Parts** Due to the bike s age and popularity, there is a risk of purchasing counterfeit or reproduction parts that may not meet OEM standards. Always verify the seller s reputation and authenticity.

4. **No Modern Improvements** Unlike aftermarket parts, the OEM adjuster won t incorporate modern materials or design refinements that could enhance performance, longevity, or ease of adjustment.

5. **Time-Consuming Sourcing** Locating the exact part may take longer than opting for a more widely available aftermarket solution, which could delay repairs or modifications.

6. **Condition of Used Parts** If purchasing a used OEM part, there s no guarantee of its original condition. It may have been previously damaged or improperly stored, requiring inspection or replacement of associated components (e.g., bearings, seals).

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- **Authenticity and long-term reliability** are your top priorities.

- You re restoring the bike to original specifications or maintaining its value.

- You re willing to invest in a high-quality, proven part that aligns with the bike s design.

- You have the budget and patience to source an OEM component, even if it s more expensive or harder to find.

- **Budget constraints** are a concern, aftermarket alternatives (e.g., from reputable brands like **Yamaha Performance Parts, Race Tech, or Speed Tech**) may offer comparable performance at a lower cost.

- **Speed is critical**, and you can t wait for the part to arrive, aftermarket options might be more accessible.

- You re open to minor compromises (e.g., slight differences in materials or fit) for cost savings, aftermarket parts could be a practical choice.

For most serious restorers or collectors, the original part is worth the investment to ensure the bike remains true to its original intent. For casual riders or those on a tight budget, a high-quality aftermarket replacement could be a reasonable alternative, provided it meets your performance and durability needs.

- **If restoring or preserving the bike s originality**, purchase the **original Yamaha part** from a trusted dealer (e.g., **Yamaha Motorcycle Museum, Classic Yamaha dealers, or eBay sellers with verified feedback**). Verify the part number and condition before purchasing.

- **If prioritizing cost efficiency or speed**, research **aftermarket alternatives** (e.g., **Yamaha Performance Parts, Race Tech, or Speed Tech**) that offer similar functionality. Ensure the part is compatible with your bike s specifications and has good reviews for durability.

- **Always inspect the part** (or have a mechanic check it) upon receipt to confirm it s in good condition and free from defects. If buying used, test for smooth operation and check for wear in associated components (e.g., bearings, seals).

Ultimately, the decision depends on your priorities whether you value **authenticity and long-term reliability** over **cost and convenience**. For the SS440, the original part is the gold standard.

Details:

FAIRLY GOOD: This is a used part that in good working order but has larger amount of cosmetic damage. The threads are good.The wheel has a chip out of the rubber. We most often are able to combine shipping if multiple items purchased. EXCELLENT: This is a new part that still in the package and perfect condition.

This item is in FAIRLY GOOD condition. It is straight. It all depends on the size and weight of items. It does not have any cracks.

It has some scratches and wear marks. It has some corrosion on it. The bearings are good. It is still a usable part.

Domestic Shipping. Ratings for Item Condition. Or it is a part with small mechanical problem but still usable. It includes everything pictured.

It may have some surface scratches, but no mechanical problems.

part #: 8k2475210200 price

• $44.00

specifications snowmobileshocksoi:

• for models: Ss440
• for makes: Yamaha
• for years: 1980
• mpn: 8k2-47521-02-00
• type: Rear Axle

shipping snowmobileshocksoi:

• type: Calculated
• service: UPS Ground, USPS Priority Mail
• cost: $16.83
• class: Standard, Expedited
• carrier: UPS, USPS
• transit: 3-5 Days

returns snowmobileshocksoi:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

offer snowmobileshocksoi:

• availability: In Stock
• sold: 0
• started: February 16, 2026
• quantity: 1
• options: Ship-to-home

general snowmobileshocksoi:

• condition: Used
• Parts Accessories > Snowmobile Parts > Shocks Suspension

payments snowmobileshocksoi:

• credit card: Diners-club
• other
• wallet: Apple-pay

seller snowmobileshocksoi:

• rating: 99.7%
• # reviews: 39891
• city: Hayden, Idaho

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