FACTORY SPEC FS-420-90B Drive Chain Big Wheel 420X90

( Brand: Factory Spec ), ( Manufacturer Part Number: FS-420-90B ), ( Part Type: Drive Chain Wheel )

Review FACTORY SPEC 420x90 Drive Chain Yamaha Big Wheel And fits BW80 YZ50 1980–1990

Introducing the FS-420-90B drive chain, an essential component for maintaining the optimal performance of your Yamaha Big Wheel 80 and YZ50 models from 1986 to 1990. This drive chain, specifically designed for these models, is a must-have for any enthusiast looking to keep their classic motorcycles in top shape.

Measuring 420mm in length and 90mm in width, this drive chain is meticulously crafted to fit perfectly with the Big Wheel 80 and YZ50 models from 1986 to 1990, as well as the BW80 from 1980. Each link in the chain is carefully forged to ensure maximum durability and strength, providing a reliable connection between the engine and the rear wheel.

The FS-420-90B drive chain is manufactured using high-quality materials that offer excellent resistance to wear and tear. The rollers are made from heat-treated steel, ensuring they roll smoothly and efficiently, while the pins are made from hardened steel to withstand the rigors of off-road riding.

One of the standout features of this drive chain is its precise fitment. The links are designed to match the exact specifications of the Yamaha models, ensuring a seamless installation process. Furthermore, the chain's dimensions and pitch are optimized for these motorcycles, ensuring optimal power transfer and efficient operation.

The FS-420-90B drive chain is easy to install, with no special tools required. Simply remove the old drive chain and replace it with the new one. This straightforward process makes it an ideal choice for both amateur and professional mechanics alike.

In summary, the FS-420-90B drive chain is an essential upgrade for any Yamaha Big Wheel 80 or YZ50 model from 1986 to 1990, as well as the BW80 from 1980. Its meticulously crafted design, high-quality materials, and precise fitment make it an excellent investment for those looking to keep their classic motorcycles running at their best.

Pros and Cons of Buying aFS-420-90B Drive Chain for Yamaha Big Wheel 80 (1986-1990), BW80, and YZ50 (1980)

TheFS-420-90B drive chain is a popular replacement option for the drive chains of the Yamaha Big Wheel 80 (1986-1990), BW80, and YZ50 (1980) models. This article discusses the advantages and disadvantages of purchasing this drive chain to help you make an informed decision.

1. Durability: TheFS-420-90B drive chain is known for its high durability and long lifespan, which makes it an excellent investment for owners of Yamaha Big Wheel 80, BW80, and YZ50 motorcycles.

2. Compatibility: This drive chain is specifically designed to fit the Yamaha Big Wheel 80, BW80, and YZ50 models from 1980 to 1990, ensuring a perfect fit and easy installation.

3. Improved Performance: A new drive chain can lead to improved performance and smoother operation of the motorcycle, making it a worthwhile upgrade for some riders.

4. Availability: TheFS-420-90B drive chain is widely available from various online and offline retailers, making it easy to purchase and have it delivered to your doorstep.

1. Cost: TheFS-420-90B drive chain may be more expensive than the original drive chain that came with your motorcycle, making it a significant investment for some riders.

2. Installation: Installing the new drive chain can be a time-consuming process, especially for those without experience. It may require the assistance of a professional mechanic or the use of online resources to ensure proper installation.

3. Noise: Some riders have reported that theFS-420-90B drive chain produces more noise than the original drive chain, which may be a concern for those seeking a quieter riding experience.

In conclusion, the decision to purchase aFS-420-90B drive chain for your Yamaha Big Wheel 80, BW80, or YZ50 motorcycle depends on your individual needs and preferences. If durability, compatibility, and improved performance are priority, then this drive chain is an excellent investment. However, if cost, installation, and noise are concerns, it may be worth considering alternative options. Ultimately, it is essential to weigh the pros and cons carefully and consult with a knowledgeable mechanic or retailer before making a purchase.

If you decide to purchase theFS-420-90B drive chain, ensure that you obtain it from a reputable dealer to ensure authenticity and quality. Additionally, consider having it installed by a professional mechanic to ensure proper installation and minimize any potential issues.

Details:

1986 Big Wheel 80 BW80. Included is: 1 420x90 standard duty, non o-ring chain. This chain is the appropriate length for stock gearing, swing arms, etc. Manufactured by Factory Spec.

Tensile strength of 4188 lbs. Made in China. Compatible with Yamaha model's below: 1980 YZ50.

part #: fs42090b price

• $15.95

specifications drivebeltcycleoi:

• for models: Bw80, Yz50
• for makes: Yamaha
• for years: 1980-1990
• brand: Factory Spec
• mpn: Fs-420-90b
• part type: Drive Chain Wheel

offer drivebeltcycleoi:

• sold: 0
• started: March 30, 2025
• options: Ship-to-home
• availability: In Stock
• quantity: 4

seller drivebeltcycleoi:

• # reviews: 386076
• rating: 99.5%
• city: Suamico, Wisconsin

shipping drivebeltcycleoi:

• cost: $0.00
• service: Standard
• class: Standard
• type: Fixed
• transit: 4-8 Days

general drivebeltcycleoi:

• Transmission Drivetrain > Final Primary Drive Parts Kits > Final Drive Belts Chains
• condition: New

returns drivebeltcycleoi:

• policy: Returns Accepted
• time: 60 Days
• paid by: Buyer

payments drivebeltcycleoi:

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

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