fits model: Sportster. make: Harley, Davidson. year: 1954–1990.

( Brand: Mid Usa ), ( Manufacturer Part Number: 72917 ), ( Part Type: Bearing Transmission Case )
The 1954-1990 Harley-Davidson Sportster Transmission Mainshaft Bearing (Part Number: 72917) is an essential component in the smooth operation of your classic motorcycle. This bearing is specifically designed for the mainshaft of Harley-Davidson Sportster transmissions, ensuring a seamless connection between the transmission and the engine.
The bearing is made from high-quality materials, such as steel and a specialized bearing material, to provide durability and reliability. It is engineered to withstand the high torque and rotational forces generated by the engine, ensuring consistent performance over time. The bearing is precision-machined to exact specifications, ensuring a perfect fit and minimizing wear and tear.
The bearing is also designed to be easy to install, with a straightforward installation process that can be completed by most DIY enthusiasts. It comes with all necessary hardware, including seals and retaining clips, to ensure a secure and leak-free installation.
In summary, the 1954-1990 Harley-Davidson Sportster Transmission Mainshaft Bearing (Part Number: 72917) is a critical component for the smooth operation of your classic Sportster. Made from high-quality materials and engineered for durability, this bearing is easy to install and can help extend the life of your transmission and engine.
Pros of buying a 1954-1990 Harley-Davidson Sportster transmission mainshaft bearing (part number 72917):1. Availability: These parts are widely available from various online and offline retailers, making it easy to find a replacement.
2. Affordability: Compared to purchasing a new Harley-Davidson transmission, a used or rebuilt mainshaft bearing can be a cost-effective solution.
3. Vintage appeal: For classic motorcycle enthusiasts, using original or vintage parts adds to the overall charm and character of the bike.
Cons of buying a 1954-1990 Harley-Davidson Sportster transmission mainshaft bearing (part number 72917):1. Wear and tear: Depending on the condition of the bearing, there may be signs of wear and tear that could affect its performance and lifespan.
2. Matching the right bearing: It's essential to ensure that the bearing is a perfect fit for your specific Harley-Davidson model and year.
3. Quality concerns: As these parts are often second-hand or rebuilt, the quality may not be as good as a new replacement.
Ending conclusion:Buying a 1954-1990 Harley-Davidson Sportster transmission mainshaft bearing (part number 72917) can be a cost-effective and appealing solution for classic motorcycle enthusiasts. However, it's essential to research the condition and history of the part before purchasing to ensure it will meet your needs and deliver reliable performance.
Recommendation:If you are unsure about the condition of the used bearing or would prefer a new part, consider buying a new replacement from a trusted Harley-Davidson parts supplier. While it may be more expensive, a new part will ensure reliable performance and peace of mind. Additionally, consult a professional mechanic or Harley-Davidson dealer to ensure that the part is a perfect fit for your motorcycle.