1. Antique, Vintage, Historic Motorcycle Parts For Sale
  2. sku: 21615083997597721
  3. YAMAHA 90170-38377-00

YAMAHA 90170-38377-00 Null Rear Axle Nuts

fits model: 350, Warrior. make: Yamaha.

90170-38377-00 Yamaha Null Warrior 350 Oem Rear Axle Nuts

( Type: Rear Axle Nuts ), ( UPC: 901703837700 )

Review YAMAHA Null Oem Rear Axle Nuts fits WARRIOR 350

The **Yamaha 90170-38377-00 Null Warrior 350 Rear Axle Nuts** are precision-engineered fasteners designed exclusively for the iconic Yamaha Null Warrior 350 motorcycle, ensuring optimal performance, safety, and longevity for this high-performance dual-sport adventure bike. These axle nuts are crafted from high-grade, heat-treated steel, delivering exceptional strength and durability to withstand the rigorous demands of off-road riding, aggressive cornering, and heavy-duty use. Engineered to Yamaha s exact specifications, they feature a **fine-threaded, left-hand drive design**, allowing for a secure and snug fit on the rear axle, which is critical for maintaining wheel alignment and preventing loosening under vibration or impact. The nut s robust construction, combined with Yamaha s proprietary torque specifications, ensures a tight, vibration-resistant seal that minimizes the risk of wheel wobble or premature wear on the axle or bearing components. Whether tackling rough terrain, navigating technical trails, or cruising on paved roads, these axle nuts provide the reliability and precision needed to keep the Null Warrior 350 running at peak efficiency. Built to withstand extreme conditions, they are an essential upgrade for riders seeking to enhance the durability and performance of their motorcycle s drivetrain, ensuring a seamless riding experience from start to finish.

**Pros and Cons of Buying Yamaha 90170-38377-00 (Null-Warrior 350 Rear Axle Nuts)**

### **Pros:**

1. **OEM Quality and Fit** These are genuine Yamaha parts, meaning they are designed to match the manufacturer s specifications precisely. This ensures a proper fit, reducing the risk of misalignment or premature wear.

2. **Durability and Performance** Yamaha parts are typically built to withstand the demands of off-road use, including rough terrain and heavy loads. High-quality materials help prevent loosening or failure under stress.

3. **Compatibility with Other Yamaha Parts** Since these nuts are part of the official Null-Warrior 350 axle assembly, they integrate seamlessly with other Yamaha components, reducing the chance of compatibility issues.

4. **Warranty Coverage** Purchasing from an authorized dealer or Yamaha-approved seller may include warranty protection, offering peace of mind against defects.

5. **Reliability for Off-Road Use** The Null-Warrior 350 is a rugged bike, and these nuts are likely designed to handle the stresses of off-road riding, including vibrations and impacts.

6. **Ease of Installation** Being genuine parts, they should fit without modification, making installation straightforward for those with basic mechanical skills.

### **Cons:**

1. **Higher Cost** Genuine Yamaha parts are typically more expensive than aftermarket alternatives. For budget-conscious buyers, this could be a significant drawback.

2. **Limited Availability** Depending on the region, these parts may not be readily available at local dealers, requiring online purchases or special ordering, which could add time and shipping costs.

3. **Potential for Overkill** If the bike is used primarily for light trail riding rather than extreme off-roading, these high-quality nuts may offer more durability than necessary, making them an unnecessary expense.

4. **Risk of Counterfeit Parts** Purchasing from unauthorized sellers (e.g., third-party online marketplaces) increases the risk of receiving fake or substandard parts that could compromise safety.

5. **Maintenance Overhead** While durable, these parts may require periodic tightening or inspection to prevent loosening, adding to long-term maintenance efforts.

6. **Environmental and Ethical Concerns** Some buyers may prefer supporting aftermarket brands that prioritize sustainability or ethical manufacturing practices over OEM producers.

### **Conclusion:**

The Yamaha 90170-38377-00 rear axle nuts are a reliable choice for riders who prioritize quality, fit, and long-term performance. They are ideal for those who want to ensure compatibility with their bike s existing components and avoid potential issues from aftermarket alternatives. However, the higher cost and potential overkill for lighter-use scenarios may make them less appealing to budget-conscious or casual riders.

### **Recommendation:**

- **Buy from an authorized Yamaha dealer or trusted online retailer** (e.g., Yamaha s official website, reputable motorcycle parts stores) to guarantee authenticity and warranty coverage.

- **Consider aftermarket alternatives** if cost is a major concern, but ensure they meet or exceed OEM specifications in terms of thread size, material, and load-bearing capacity.

- **Evaluate your riding needs** if you frequently push the bike to its limits (e.g., heavy-duty off-roading, towing, or aggressive riding), the investment in genuine Yamaha parts is justified. For lighter use, a high-quality aftermarket option may suffice.

- **Check for bundled deals** sometimes purchasing the entire axle assembly or related components together can reduce costs while ensuring compatibility.

For most serious off-road riders, the Yamaha nuts are a worthwhile purchase due to their reliability and peace of mind. However, those on a tight budget should weigh the trade-offs carefully.

Details:

BIN # 39V, Please review all pictures to assess the condition of item. Null YAMAHA WARRIOR 350 OEM REAR AXLE NUTS, This NUTS is in good condition and shows normal signs of wear. Removed From 1988 YAMAHA WARRIOR 350 YFM350X Sets SE5.

part #: 901703837700 prices

  • $10.00-$14.99

specifications cyclevintagee:

  • for models: 350, Warrior
  • for makes: Yamaha
  • type: Rear Axle Nuts
  • upc: 901703837700

general cyclevintagee:

  • Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories
  • condition: Used

returns cyclevintagee:

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

offer cyclevintagee:

  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • started: April 6, 2026

seller cyclevintagee:

  • rating: 98.7%
  • # reviews: 7027
  • city: Spokane, Washington

payments cyclevintagee:

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

shipping cyclevintagee:

  • transit: 3-9 Days
  • type: Fixed
  • class: Standard
  • cost: $0.00
  • service: Standard
for models: 350, warrior, for makes: yamaha, type: rear axle nuts,
category: motorcycle parts > motorcycle scooter parts accessories, sku: 21615083997597721,
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5 offers $10.00–$14.99 USD
  • Used. Offer #1 priced at $10.00 + $0.00 shipping estimate = $10.00* total. Kawasaki F6 125 or a Honda TRX 350 or a Yamaha xt550, Honda ATC 185, 1995 Arctic Cat Tigershark Montego jet ski, 1991 yamaha warrior 350 feel free to reach out! seals before installing the part on your.FREE SHIPPING
  • Used. Offer #2 priced at $10.00 + $0.00 shipping estimate = $10.00* total. FREE SHIPPING
  • Used. Offer #3 priced at $14.99 + $0.00 shipping estimate = $14.99* total. Engines & Transmissions. Removed From: 1992 Yamaha Warrior 350 YFM350X.FREE SHIPPING
  • Used. Offer #4 priced at $18.95 + $0.00 shipping estimate = $18.95* total. (Bearings, Seals, Brake Pads, Light Bulbs, Fuses, Clutches, Belts, Rubber Hoses, Ball Joints, Bushings, ect.) Removed From: 1987 Yamaha Warrior 350.FREE SHIPPING
  • New. Offer #5 priced at $39.99 + $0.00 shipping estimate = $39.99* total. This is the part that holds the axle, carrier, rear brake rotor, and rear sprocket hub together. This is a PAIR of rear axle nuts for any year Yamaha Warrior 350.FREE SHIPPING

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