KYB 553389 Shock Absorber - Rear

Overview of KYB Gas-a-just Suspension Shock Absorber 553389

The KYB Gas-a-just suspension shock absorber 553389 is designed for precise damping control in Ford and Mazda vehicles, including the Ford C-Max and Mazda 3. This shock absorber offers reliable performance with specific dimensions and mounting types tailored for these models.

• Compressed length: 18.89 inches
• Extended length: 28.34 inches
• Stroke length: 9.45 inches
• Lower mount type: E2 (12x36)
• Upper mount type: S1 (8mm)
• R-stop included, B-stop not included
• No dust cover or internal rebound spring

About the KYB Gas-a-just Product Line

The Gas-a-just line from KYB focuses on gas-charged shock absorbers that provide consistent damping performance and improved vehicle handling. This product line is engineered to maintain factory ride height and deliver a smooth driving experience. The 553389 shock absorber is part of this line, offering a balance of comfort and control for compatible Ford and Mazda models.

Detailed Product Description

The KYB 553389 shock absorber features a compressed length of 18.89 inches and an extended length of 28.34 inches, with a stroke length of 9.45 inches, ensuring proper fitment and travel for the suspension system. The lower mount uses an E2 (12x36) configuration, while the upper mount is an S1 (8mm) type, matching the original equipment specifications for the Ford C-Max and Mazda 3. This shock absorber includes an R-stop to prevent overextension but does not have a B-stop or internal rebound spring. The absence of a dust cover means it is designed for environments where additional protection is not required or is provided by other suspension components.

Common Applications and Problem Solving

• Restores proper damping and ride control in Ford C-Max and Mazda 3 vehicles
• Reduces excessive bouncing and improves handling stability
• Addresses uneven tire wear caused by worn shocks
• Eliminates noise and vibration from faulty suspension components
• Maintains correct suspension travel with precise stroke length

Installation Notes and Tips

• Verify compatibility with Ford C-Max and Mazda 3 before installation
• Ensure mounting points match E2 (12x36) lower and S1 (8mm) upper mounts
• Check for proper shock absorber length to avoid suspension binding
• Use appropriate tools to avoid damage to mounting hardware
• Inspect related suspension components during installation for wear

Quality Assurance and Warranty

KYB manufactures the Gas-a-just 553389 shock absorber to meet or exceed OEM standards for durability and performance. While specific warranty details are not provided here, KYB products typically come with a limited warranty covering defects in materials and workmanship. Refer to KYB documentation for exact warranty terms.