Sep . 22, 2025 23:45 Back to list

crankshaft seal-JULU YJM HWMF SEAL CO.,LTD.|Front and Rear Crankshaft Seals&High-Performance Sealing Solutions

Introduction to Crankshaft Seals

The crankshaft seal is a critical component in internal combustion engines, ensuring the proper functioning of the crankshaft while preventing oil leaks. This article explores the technical specifications, advantages, and applications of the front and rear crankshaft seals offered by JULU YJM HWMF SEAL CO.,LTD., a trusted manufacturer of automotive sealing solutions.

Product Function and Design

The crankshaft seal (OEM number: 038103171) is specifically designed for Audi vehicles, featuring a left-hand twist swirl type configuration. This design ensures optimal sealing performance under high-pressure conditions, reducing the risk of oil contamination and engine damage.

crankshaft seal-JULU YJM HWMF SEAL CO.,LTD.|Front and Rear Crankshaft Seals&High-Performance Sealing Solutions

The seal is constructed using high-performance materials, including PTFE (polytetrafluoroethylene) and ACM (polyacrylate rubber), which provide exceptional resistance to heat, wear, and chemical degradation. These materials ensure durability in demanding automotive environments.

Key Advantages

Oil Leak Prevention: The crankshaft seal effectively seals the crankshaft, preventing oil from escaping and maintaining engine efficiency.
Easy Installation: The product includes a housing and mounting sleeve, simplifying the installation process for mechanics and DIY enthusiasts.
Compatibility: Designed for Audi models, the rear crankshaft seal ensures seamless integration with existing engine components.
Longevity: High-quality materials and precision engineering extend the service life of the seal, reducing the need for frequent replacements.

Technical Specifications

Parameter	Details
Product Name	Auto Spare Parts Crankshaft Seal 038103171
Material	PTFE (Polytetrafluoroethylene), ACM (Polyacrylate Rubber)
Design	Left-Hand Twist Swirl Type
OEM Number	038103171
Application	Audi Vehicles
Installation Note	Mount dry; avoid using additional oil or grease

Applications and Use Cases

The front and rear crankshaft seals are essential for maintaining engine integrity in Audi vehicles. They are commonly used in:

Engine Overhauls: Replacing worn seals during maintenance to restore performance.
Aftermarket Repairs: Providing a reliable alternative to original equipment manufacturer (OEM) parts.
Performance Upgrades: Ensuring stability in high-performance engines under extreme conditions.

According to the National Institute of Standards and Technology (NIST), "Sealing technologies play a critical role in mechanical systems, where they contribute to energy efficiency and operational reliability" (NIST, 2023). This aligns with the design principles of the crankshaft seal, which prioritizes precision and durability.

Company Background: JULU YJM HWMF SEAL CO.,LTD.

JULU YJM HWMF SEAL CO.,LTD. is a leading manufacturer of automotive sealing solutions, specializing in crankshaft seals and related components. With over a decade of experience, the company has established itself as a trusted supplier to both original equipment manufacturers (OEMs) and aftermarket retailers.

Headquartered in Julu County, Hebei Province, China, the company adheres to strict quality control standards, ensuring compliance with international automotive regulations. Their commitment to innovation and customer satisfaction has earned them a reputation for delivering reliable and cost-effective sealing solutions.

Conclusion

The crankshaft seal (038103171) from JULU YJM HWMF SEAL CO.,LTD. is a premium solution for Audi vehicle owners seeking reliable engine protection. With its advanced design, durable materials, and user-friendly installation, this product exemplifies the company's dedication to quality and innovation.

For more information about crankshaft seals or to explore other automotive components, visit JULU YJM HWMF SEAL CO.,LTD.'s website.