Monroe 5681 Shock Absorber - Rear

Monroe OESpectrum Shock Absorber Overview

The Monroe OESpectrum Passenger Car Shock Absorber 5681 is engineered to provide precise suspension control for select BMW models. Designed to restore original handling and ride comfort, this shock absorber is a reliable replacement for vehicles requiring stem mount suspension components.

• Compatible with BMW 128i, 135i, 135is, 325i, 328d, 328d xDrive, 328i, 330i, 335i, and 335is
• Stem mount design with M10 thread pitch for both upper and lower mounts
• Compressed length: 11.35 inches; extended length: 19.69 inches
• Travel length of 6.01 inches for effective suspension movement
• Does not include dust shield or compressed bumper stop

About the OESpectrum Passenger Car Shock Absorber Line

The Monroe OESpectrum Passenger Car Shock Absorber line focuses on delivering a balance between comfort and control by using advanced valving technology. This product line is designed to meet or exceed original equipment specifications, making it suitable for drivers who want to maintain the factory ride quality and handling characteristics of their BMW vehicles. Part number 5681 is a part of this line, ensuring consistent performance and durability.

Detailed Product Description

Monroe part number 5681 features a stem mount design with M10 thread pitch on both the upper and lower mounts, coded as S1, which ensures a secure fit for compatible BMW models. The shock absorber has a compressed length of 11.35 inches and an extended length of 19.69 inches, providing a travel length of 6.01 inches to accommodate suspension movement effectively. This shock absorber does not include a dust shield or compressed bumper stop, which is typical for certain OEM configurations. The included parts pack P00522 contains necessary hardware for installation.

Common Applications and Problem Solving

• Restores original suspension performance on BMW 3 Series and 1 Series models
• Addresses excessive body roll and poor handling during cornering
• Reduces harshness and vibration from worn or damaged shocks
• Improves ride comfort by maintaining proper damping control
• Eliminates noise and instability caused by failing shock absorbers

Installation Notes and Tips

When installing Monroe OESpectrum shock absorber 5681, ensure compatibility with the vehicle’s stem mount design and verify the M10 thread pitch matches the mounting points. It is recommended to replace shocks in pairs to maintain balanced suspension performance. Use the included parts pack P00522 for proper mounting hardware. Inspect related suspension components such as bushings and mounts during installation for optimal results.

Quality Assurance and Warranty

Monroe shock absorbers are manufactured to meet strict quality standards and are tested for durability and performance. The OESpectrum Passenger Car Shock Absorber line is designed to meet or exceed OEM specifications. Warranty coverage details should be confirmed with the manufacturer or authorized distributor.