PROX RACING PARTS 01.2210.B Piston 55.95MM

( Brand: Prox Racing Parts ), ( Manufacturer Part Number: 01.2210.B ), ( Type: Piston Kit ), ( Machine Type: Off-road Motorcycle ), ( Items Included: Piston Rings, Wrist Pin ), ( Location: Indy Pistons )

Review PROX RACING PARTS Piston 55.95mm Yamaha fits YZ125 STD 1990–1993

Introducing the Racing 01.2210.B Piston, an excellent upgrade for your Yamaha YZ125 motorcycle model years 1990 to 1993. This high-performance piston is specifically designed to deliver enhanced power and torque for a more exhilarating riding experience.

The Racing 01.2210.B Piston boasts a 55.95mm bore size, ensuring a perfect fit for your YZ125 engine. Its design incorporates a state-of-the-art combustion chamber shape that optimizes air-fuel mixture for efficient combustion. The piston's top ring groove is designed to accommodate a performance ring set for improved sealing and power output.

This piston is manufactured using a high-strength aluminum alloy, which provides superior durability and heat resistance. Its design includes a piston pin bore that accommodates a standard piston pin, making it a straightforward replacement for your stock piston. Additionally, the piston's skirt is machined to a precise finish for smooth operation within the engine's cylinder.

The Racing 01.2210.B Piston is engineered to provide a significant power boost, making it an excellent choice for riders seeking to enhance the performance of their Yamaha YZ125. Its design delivers increased horsepower and torque, resulting in quicker acceleration, smoother power delivery, and improved overall engine response.

Installing the Racing 01.2210.B Piston is a relatively simple process. The piston comes complete with a piston pin, piston rings, and ring compressor, making it a convenient one-stop solution for upgrading your engine. It is recommended to consult your motorcycle's service manual for installation instructions and precautions.

In conclusion, the Racing 01.2210.B Piston is an excellent upgrade for your Yamaha YZ125 motorcycle model years 1990 to 1993. Its high-performance design delivers enhanced power and torque, making for a more exhilarating riding experience. Its durable construction and straightforward installation process make it a smart choice for any rider seeking to improve their engine's performance.

Buying a (Racing 01.2210.B piston 55.95mm for a standard Yamaha YZ125 model from 1990 to 1993 comes with several pros and cons that are essential to consider before making a purchase.

1. Improved Performance: The Racing 01.2210.B piston is designed to provide better compression, resulting in increased horsepower and torque, leading to better overall performance.

2. Enhanced Durability: This aftermarket piston is made from high-quality materials, ensuring longer piston life and improved engine reliability.

3. Customization: Installing an aftermarket piston like the Racing 01.2210.B allows you to customize your engine for your specific riding style and racing needs.

1. Cost: Aftermarket pistons can be more expensive than stock pistons. The Racing 01.2210.B piston may require a higher investment compared to a stock piston.

2. Installation Complexity: Installing an aftermarket piston requires a certain level of mechanical expertise, and the process may be time-consuming and potentially costly if you choose to have it installed by a professional.

3. Potential Engine Issues: A poorly installed or incompatible aftermarket piston can lead to engine issues, such as detonation, pre-ignition, or even engine damage.

The decision to buy a (Racing 01.2210.B piston 55.95mm for a standard Yamaha YZ125 model from 1990 to 1993 depends on several factors, including your budget, mechanical expertise, and riding goals. If you are looking to improve your bike's performance, have the necessary skills to install the piston, and are willing to invest in a high-quality aftermarket component, then the Racing 01.2210.B piston may be a worthwhile investment. However, if you are unsure of your mechanical abilities or are on a tight budget, it may be best to stick with a stock piston. Ultimately, careful consideration and research are key to making an informed decision.

If you decide to purchase the Racing 01.2210.B piston, ensure that you have the necessary mechanical skills and tools to install it correctly. Consult the manufacturer's instructions carefully and consider seeking professional assistance if you are uncertain. Additionally, make sure that the piston is compatible with your specific engine model and year before making a purchase. By taking these precautions, you can enjoy the benefits of the improved performance and durability that the Racing 01.2210.B piston offers.

Details:

Condition: New old stock. For Sale is a ProX Piston Kit, model # 01.2210.B, 55.95mm STD, Fitment: Yamaha YZ125 1990 -1993, Included in sale: Please examine pictures carefully to determine what parts are included.

part #: 012210b prices

• $94.99-$137.99

specifications pistondon:

• for models: Yz125, Std
• for makes: Yamaha
• for years: 1990-1993
• brand: Prox Racing Parts
• mpn: 01.2210.b
• type: Piston Kit
• machine type: Off-road Motorcycle
• items included: Piston Rings, Wrist Pin
• location: Indy Pistons

returns pistondon:

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

general pistondon:

• condition: New other see details
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

shipping pistondon:

• cost: $0.00
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard
• type: Fixed
• transit: 4-9 Days

payments pistondon:

• wallet: Google-pay
• credit card: Visa
• other

offer pistondon:

• quantity: 1
• started: April 12, 2026
• sold: 0
• best offers: True
• options: Ship-to-home
• availability: In Stock

seller pistondon:

• # reviews: 2577
• city: Landenberg, Pennsylvania
• rating: 99.7%

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