YAMAHA 5UM-12170-00-00 Intake Camshaft Gear Engine Cam Shaft 5UL-12170-10-00

( Manufacturer Part Number: 5UM-12170-00-00 ), ( Type: Camshaft )

Review YAMAHA Intake Camshaft Gear Oem Engine Cam Shaft fits WR250F WR 2003

The Yamaha 5UM-12170-00-00 and 5UL-12170-10-00 intake camshaft gears are crucial components of the WR250F engine camshaft system, manufactured by Yamaha Motor Co. Ltd. These gears are designed to facilitate the rotation of the intake camshaft in a smooth and efficient manner, thereby optimizing the engine's combustion process and enhancing overall performance.

The intake camshaft gear is a crucial link between the crankshaft and the intake camshaft. It is responsible for transmitting the rotational force from the crankshaft to the intake camshaft, enabling the latter to perform its function of opening and closing the intake valves at the correct timing. The intake camshaft gear is engineered from high-strength material to ensure durability and reliability even under the most demanding riding conditions.

The 5UM-12170-00-00 intake camshaft gear is specifically designed for use in the 2003 model year of the Yamaha WR250F. It features a unique tooth geometry that optimizes the engagement between the intake camshaft and the gear, ensuring quiet and efficient operation. The gear also incorporates a precise machining process that minimizes the possibility of unnecessary wear and tear, ensuring long-lasting performance.

The 5UL-12170-10-00 intake camshaft gear is a direct replacement for the OEM part and is engineered to be an exact fit for the WR250F engine. It is designed to provide the same level of performance as the original equipment, making it an excellent choice for riders looking to maintain the optimal functioning of their engine.

In conclusion, the Yamaha 5UM-12170-00-00 and 5UL-12170-10-00 intake camshaft gears are essential components of the WR250F engine system. They are designed to provide reliable and efficient operation, optimizing the engine's combustion process and enhancing overall performance. These gears are engineered from high-strength materials and feature precise tooth geometry for quiet and efficient operation. They are direct replacements for the OEM parts and are an excellent choice for riders looking to maintain the optimal functioning of their engine.

Pros and Cons of Buying a Yamaha WR250F Intake Camshaft Gear (5UL-12170-10-00)

The intake camshaft gear (Part Number: 5UL-12170-10-00) is an essential component of the engine's valve train system in a Yamaha WR250F motorcycle. Replacing a worn or damaged camshaft gear can enhance engine performance, fuel efficiency, and overall longevity. This analysis will discuss the potential advantages and disadvantages of purchasing this specific intake camshaft gear.

1. Improved Engine Performance: A worn or damaged camshaft gear can cause poor engine performance. Replacing it with a new one can improve power delivery, throttle response, and overall engine efficiency.

2. Increased Fuel Efficiency: A worn camshaft gear can lead to inefficient combustion, causing the engine to consume more fuel than needed. Installing a new camshaft gear can help restore optimal engine efficiency, leading to improved fuel economy.

3. Enhanced Reliability: A faulty camshaft gear can cause significant engine damage if left unattended. Replacing it with a new one can prevent potential engine issues and extend the overall lifespan of the motorcycle.

4. Cost-Effective: While not the cheapest aftermarket part, a new intake camshaft gear is an affordable investment compared to the cost of engine repairs or replacements resulting from a faulty or damaged camshaft gear.

1. Labor Costs: Installing a new camshaft gear can be a time-consuming and labor-intensive process, requiring specialized tools and expertise. Hiring a professional mechanic to perform the installation can add to the overall cost.

2. Availability: Depending on your location and the availability of parts, finding a new intake camshaft gear for your specific model and year may take some time.

3. Potential for OEM vs Aftermarket: Deciding between an OEM (Original Equipment Manufacturer) or aftermarket camshaft gear can be a challenge. While an OEM part may offer better compatibility and longevity, aftermarket options can be more cost-effective.

Replacing a worn or damaged intake camshaft gear (5UL-12170-10-00) in a Yamaha WR250F motorcycle can provide significant performance improvements, increased fuel efficiency, and enhanced reliability. However, the labor costs and potential for parts availability are important considerations. Ultimately, the decision to purchase a new intake camshaft gear depends on your budget, expertise, and priorities for your motorcycle. If you prioritize optimal engine performance and want peace of mind, investing in a new camshaft gear is a worthwhile investment.

Details:

2003 Yamaha WR250F Intake Camshaft Gear OEM Engine Cam Shaft 5UL-12170-10-00 WR. Removed From: 2003 Yamaha WR250F. Part Number: 5UM-12170-00-00.

part #: 5um121700000 prices

• $50.00-$318.99

specifications cylindermotorcycleiz:

• for models: Wr250f, Wr
• for makes: Yamaha
• for years: 2003
• mpn: 5um-12170-00-00
• type: Camshaft

general cylindermotorcycleiz:

• condition: Used
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads

shipping cylindermotorcycleiz:

• cost: $0.00
• type: Calculated
• transit: 3-8 Days
• class: Standard, Expedited, One-day
• service: USPS Ground Advantage, UPS 2nd Day Air, UPS Next Day Air Saver, FedEx Standard Overnight
• carrier: USPS, UPS, FedEx

seller cylindermotorcycleiz:

• rating: 100.0%
• # reviews: 1253
• city: New Braunfels, Texas

offer cylindermotorcycleiz:

• availability: In Stock
• started: October 27, 2025
• options: Ship-to-home
• sold: 0
• quantity: 1

returns cylindermotorcycleiz:

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

payments cylindermotorcycleiz:

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

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