Monroe 5998 Shock Absorber - Rear

Monroe OESpectrum Shock Absorber Overview

The Monroe OESpectrum Passenger Car Shock Absorber part number 5998 is engineered for precise suspension performance on select BMW models. Designed to restore original handling and ride quality, this shock absorber is compatible with BMW 323Ci, 323i, 325Ci, 325i, 328Ci, 330Ci, and 330i vehicles.

• Compressed length: 14.625 inches
• Travel length: 8.875 inches
• Extended length: 23.5 inches
• Lower mounting type: Loop bushing & sleeve mount (12mm sleeve ID x 1.9/16" sleeve OAL)
• Upper mounting type: Stem mount with M10 thread pitch
• Includes parts pack BE17110294
• No dust shield or bumper stops included

Detailed Product Features and Specifications

The Monroe OESpectrum Passenger Car Shock Absorber 5998 features a compressed length of 14.625 inches and an extended length of 23.5 inches, providing a travel length of 8.875 inches. This precise sizing ensures proper fitment and suspension travel for compatible BMW models. The lower mounting utilizes a loop bushing and sleeve mount with a 12mm sleeve inner diameter and a 1.9/16 inch outer sleeve length, while the upper mounting is a stem mount with an M10 thread pitch, coded as S1. This shock absorber does not include a dust shield or bumper stops, focusing on core suspension damping performance. The included parts pack BE17110294 contains necessary hardware for installation.

About the OESpectrum Passenger Car Shock Absorber Line

The Monroe OESpectrum Passenger Car Shock Absorber line is designed to meet or exceed original equipment specifications for passenger vehicles. This product line emphasizes a balance between ride comfort and handling precision, making it suitable for drivers seeking to maintain factory suspension characteristics. Part number 5998 is part of this line, ensuring compatibility and performance tailored to BMW 3 Series models listed.

Common Applications and Problem Solving

• Restores original ride quality and handling on BMW 323Ci, 323i, 325Ci, 325i, 328Ci, 330Ci, and 330i
• Addresses excessive body roll and poor cornering stability
• Reduces harshness and vibration from worn or damaged shocks
• Eliminates uneven tire wear caused by suspension issues
• Improves overall vehicle control and braking response

Installation Notes and Tips

• Verify compatibility with your specific BMW model and year before installation
• Inspect mounting hardware and replace if worn or damaged
• Ensure proper torque specifications for upper stem mount and lower loop bushing
• Check suspension alignment after installation for optimal performance
• Professional installation is recommended for safety and accuracy

Quality Assurance and Warranty

Monroe manufactures the OESpectrum Passenger Car Shock Absorber 5998 to meet stringent quality standards. While specific warranty details may vary, Monroe typically offers coverage against defects in materials and workmanship. Refer to Monroe’s official warranty documentation for exact terms applicable to this part.