fits make: Mercedes. year: 2008–2012.

( Manufacturer Part Number: 91742WXNJ ), ( Part Type: Flywheel Bolt ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: Flywheel Bolt 18.5mm Starter Ring Gear To Crankshaft ), ( Years: 2008 2009 2010 2011 2012 ), ( Application: Mercedes C300 Flywheel Bolt ), ( Cs-sku: 400 )
The 91742wxnj is a critical component in the powertrain system of select 2008 to 2012 Mercedes-Benz C300 models. Specifically, it refers to the flywheel bolt. This part plays a vital role in securing the flywheel to the clutch assembly and transmitting engine power to the transmission.
The 91742wxnj bolt is engineered with high-quality materials designed to withstand the rigors of continuous operation within the harsh engine environment. It is typically manufactured from SAE 4340 steel or an equivalent material, ensuring both strength and durability. The bolt head is often made of SAE J1120 grade 8 steel to ensure a strong and secure connection between the flywheel and clutch assembly.
The 91742wxnj flywheel bolt is typically a long, hexagonal bolt with a distinctive thread pattern to ensure a proper fit during installation. The exact length may vary depending on the specific model and engine configuration of the Mercedes-Benz C300, but it usually ranges from 55-65 mm (2.17-2.56 inches). Some bolts may be torqued to between 80-130 Nm (60-96 ft-lb) during installation to properly secure the flywheel and ensure efficient power transmission.
The design of this bolt includes a thick shank to ensure optimal load distribution between the flywheel and engine block, minimizing stress concentrations and potential failure points. Additionally, the threads on the bolt are typically pre-coated with a protective dielectric compound to prevent corrosion and electrolytic damage during installation.
This 91742wxnj flywheel bolt is widely available from Mercedes-Benz dealers and trusted aftermarket parts suppliers. It is an essential replacement part for any Mercedes-Benz C300 owner undergoing clutch assembly or powertrain repairs. By using a genuine Mercedes-Benz replacement flywheel bolt, such as the 91742wxnj, you can ensure optimal performance, reliability, and safety for your vehicle.
The flywheel bolt is a critical component in the drivetrain system of a vehicle. It connects the engine to the transmission and is prone to failing due to high torque loads. In the case of a Mercedes-Benz C300 (2008-2012, specifically the models with a 2009-2011 engine), a faulty flywheel bolt can cause a variety of issues, including vibrations, noise, and even transmission damage. Replacing a faulty flywheel bolt is essential to maintain the vehicle's performance and reliability. In this article, we will discuss the pros and cons of buying a replacement flywheel bolt for a Mercedes C300 (2008-2012) specifically.
2. Pros of Replacing the Flywheel Bolt:a. Safety: Driving with a faulty or worn-out flywheel bolt can be dangerous. It can lead to vibrations, which may cause the transmission to slip or even break, potentially causing an accident. Replacing the faulty flywheel bolt is an essential safety measure to ensure the continued safe operation of your vehicle.
b. Improved Performance: A new flywheel bolt will ensure a smoother, more efficient power transfer from the engine to the transmission, leading to better acceleration and overall performance.
c. Prevents Further Damage: A faulty flywheel bolt can cause damage to other components, such as the transmission, engine, or even the clutch system. Replacing the faulty flywheel bolt before further damage occurs can save you considerable repair costs in the long run.
3. Cons of Replacing the Flywheel Bolt:a. Cost: Replacing a flywheel bolt can be costly, especially for luxury vehicles like the Mercedes C300. The cost of the replacement part, labor, and any additional diagnostics or repairs can add up quickly.
b. Time: The repair process to replace a flywheel bolt can be time-consuming. In some cases, the repair may take several hours or even a full day depending on the mechanic's availability and the complexity of the repair.
4. Conclusion:Replacing a faulty flywheel bolt for a Mercedes C300 (2008-2012) is an important repair, as it not only ensures the continued safe operation of your vehicle but also prevents further damage to more expensive components. However, the repair can be costly and time-consuming. Nevertheless, the long-term benefits, including improved performance and peace of mind, make the investment worthwhile.
5. Recommendation:When considering a flywheel bolt replacement for your Mercedes C300 (2008-2012), it's essential to weigh the benefits against the cost and time commitment. Shop around for the best price on the replacement part, and consider doing some of the labor yourself to save on labor costs. Additionally, trust a reputable mechanic or repair shop to ensure the job is done correctly, as the flywheel bolt is a crucial component that requires precision installation.
In summary, while the cost and time investment may put some people off, the importance of a properly functioning flywheel bolt in maintaining the performance, safety, and longevity of your Mercedes C300 make it a worthwhile investment.
Original Equipment Supplier. Parts Geek - For 2008 - 2012 Mercedes C300 Flywheel Bolt Genuine 91742WXNJ 2009 2010 2011: Review Fitment Notes to Ensure Proper Fit condition: New Brand: Notes: 18.5mm Starter Ring Gear Crankshaft Features: OE Quality and direct fit application. 12 Month Warranty OEM Fitment Notes: Vehicle: 2008 - 2012 Mercedes C300.