Lesjofors 4277830 Coil Spring - Rear

Overview

Lesjofors 4277830 is a rear coil spring for the Saab 9-3X. It is built to OE-quality standards and uses a corrosion-resistant finish for long-term service in suspension applications.

Key Features

• High-strength steel construction for consistent spring performance.
• Heat treated, shot peened, and pre-set for stable load handling.
• Zinc phosphate coating with epoxy powder coat paint for added corrosion resistance.
• Seat included: No.
• Part number 4277830 for easy identification.

Detailed Description

Lesjofors manufactures this coil spring to meet or exceed OE quality requirements, with processing steps that include heat treatment, shot peening, presetting, and testing. The spring is finished with zinc phosphate and epoxy powder coating to help protect the metal surface from corrosion. This part cross-references Monroe Shocks & Struts (e.g., 12783935, 12783936) for the same application. Compatible with Saab 9-3X rear suspension service, this Lesjofors 4277830 spring is a direct replacement choice for restoring proper ride support and spring rate consistency.

What It Is Used For

• Restoring rear ride height after spring sag.
• Replacing a broken or fatigued coil spring.
• Addressing uneven stance caused by weakened suspension support.
• Improving suspension response when the original spring has lost tension.

Installation Notes and Tips

Verify rear suspension fitment by year before installation. Inspect spring seats, mounts, and related suspension components for wear during service. Because this is a coil spring, proper spring compression tools and suspension procedures are required for safe installation.

Quality Assurance

Lesjofors states that these springs are certified to meet or exceed OE quality and are tested during manufacturing. The brand has a long history in spring production dating back to 1852.