High quality replacement arm from by SIDEM
Total replacement for Rear Upper (Rear Position) Control Arm Simple Product Description
Restore your Teslas suspension performance and reduce clunking, squeaking, or vibrations caused by worn bushings.
Matches OEM references: 1021418-00-A, 1021418-00-B, 1021418-00-C, 1027421-00-E
Direct OEM replacement fits Tesla Model S (201201/2021) and Model X (2020)

Description

Restore your Teslas suspension performance with this premium SIDEM Rear Upper Control Arm, engineered as a direct replacement for the factory component. Worn or damaged control arms can lead to poor alignment, uneven tire wear, and reduced driving stability. This high-quality SIDEM replacement ensures precise fitment and long-lasting reliability.

Key Benefits:

• Direct OEM replacement fits Tesla Model S (201201/2021) and Model X (2020)

• Matches OEM references: 1021418-00-A, 1021418-00-B, 1021418-00-C, 1027421-00-E

• Improves rear suspension alignment and handling stability

• Reduces clunking, squeaking, or vibrations caused by worn bushings

• Extends tire life by maintaining proper geometry

• Built by SIDEM trusted European manufacturer of OEM-quality suspension components

Recommended: Always replace control arms in pairs (left & right) for balanced performance and follow up with a professional alignment.

Why Replace Your Rear Upper (Rear Position) Control Arm?

• Restore Correct Wheel Alignment A worn rear upper control arm can throw off camber settings, causing uneven tire wear and poor handling.

• Reduce Suspension Noises Failing bushings often lead to creaking, squeaking, or knocking sounds from the rear suspension.

• Improve Handling & Stability Keeps the rear wheels planted and aligned, enhancing straight-line stability and cornering confidence.

• Protect Tires & Suspension Prevents premature tire wear and reduces stress on other suspension components.

• Maintain Safety Ensures precise wheel tracking, which is crucial for braking, traction, and overall driving safety.

Customer Value & Benefits

• Smoother, Quieter Ride Eliminates vibrations and noises caused by worn bushings.

• Enhanced Driving Experience More stable and predictable handling, especially at highway speeds.

• Extended Tire Life Proper suspension geometry minimizes uneven tire wear.

• Long-Term Reliability SIDEM parts are known for strength and durability.

Features

• High-Quality SIDEM Manufacturing Trusted European suspension brand with OEM-level precision.

• Direct OEM Replacement Designed to match Tesla OE references:

  • 1021418-00-A

  • 1021418-00-B

  • 1021418-00-C

  • 1027421-00-E

• Durable Bushings Built for long-lasting performance under load.

• OEM Fit & Finish Ensures hassle-free installation with no modifications needed.

• Engineered for Tesla Specifically developed for Model S (01/2021) and Model X (2020).

About SIDEM

EUROPEAN MANUFACTURER FOR OEM& THE INDEPENDENT AFTERMARKET

Sidem is a family-owned company founded in 1933, the leading specialist in engineering and manufacturing of steering and suspension parts for Original Equipment Manufacturers (OEM) and the Independent Aftermarket (IAM). Sidem has its own in-house engineering team, an IATF-certified manufacturing plant and a central warehouse, all based in Europe.

OWN PRODUCTION IN EUROPE

Located in Suceava, Romania, Sidems manufacturing facility is a testament to its commitment to quality and efficiency. By maintaining control over the entire manufacturing process, from design to production and warehousing, Sidem ensures the consistent delivery of premium products and services to its customers.

Last but not least it is important to note that our manufacturing plant uses the same quality standards and processes for all its products. Also for the aftermarket, parts are engineered, tested and manufactured according to the IATF and ISO quality standards.

OEM CERTIFIED SUPPLIER.

Sidems production facility is IATF 16949 certified, a Quality Management Standard for the automotive industry, in addition to the ISO9001 certificate. IATF 16949 is endorsed by the International Automotive Task Force (IATF), ensuring uniform quality requirements globally. This certification assures we meet the rigorous standards set by automobile manufacturers.

BUT WHAT EXACTLY DOES THIS IATF-CERTIFICATION MEAN?

• Highest quality: Sidem parts are manufactured to the strictest industry standards, meaning you can trust the durability, reliability and performance of every product.
• Trusted prestige: we are proud to be part of the supply chain of some of the worlds most respected automotive brands as an OEM supplier: Porsche and McLaren.

EFFICIENT MANUFACTURING.

The Sidem manufacturing plant is ISO 14001 certified, which means it has an effective environmental management system. To comply with ISO 14001, a company must take steps to manage its environmental responsibilities effectively. Sidem implements lean manufacturing, which focuses on waste reduction and higher efficiency by streamlining processes. The 5S methodology helps to organize the workplace to improve productivity, safety and quality. Training of the staff and continuous improvement actions guarantee we meet our efficiency standards or improve if needed. Sidem never stops investing in the production plant. We focus on automation and energy-efficiency. Some examples:

• CNC machines with automatic loading for turning, milling and drilling
• Automatic machines loaded by step feeders for rolling and threading
• Automated spot welding: enhances precision and reduces material waste
• Fully automated assembly and packaging lines for ball joints, tie rod ends, stabilizer links, axial joints and track control arms.