Bilstein 33-329093 Suspension Shock Absorber - Rear

Bilstein B6 4600 Shock Absorber Overview

The Bilstein B6 4600 shock absorber (part number 33-329093) is engineered for light trucks and SUVs, providing reliable suspension performance for vehicles like the Toyota 4Runner, FJ Cruiser, Lexus GX460, and GX470. Designed with a monotube internal structure and a smooth body, this shock absorber delivers consistent damping without adjustability.

• Monotube internal design for improved heat dissipation and consistent performance
• Non-adjustable damping for reliable, maintenance-free operation
• Blue bellows boot included for shaft protection
• Yellow painted finish for corrosion resistance
• Eye lower mount (19.1mm) and stem upper mount for secure fitment
• Collapsed length: 14.89 inches (378.3 mm); extended length: 22.64 inches (575.0 mm)
• Stroke length of 7.63 inches (193.8 mm) for effective suspension travel
• 46mm piston diameter and 14mm shaft diameter for durability

About the Bilstein B6 4600 Product Line

The B6 4600 series is designed specifically for light trucks and SUVs, offering enhanced handling and control over standard OEM shocks. This product line focuses on delivering improved ride quality and stability on and off-road without the complexity of adjustable damping. The 33-329093 shock absorber fits within this line, providing a direct replacement that maintains factory ride height and suspension geometry.

Detailed Product Description

This Bilstein shock absorber features a monotube design, which allows for better heat dissipation and consistent damping performance during extended use. The smooth body design (non-coilover) ensures compatibility with factory suspension setups. The included blue bellows boot protects the shaft from dirt and debris, extending the service life of the shock. With a yellow painted finish, the shock resists corrosion in harsh environments. The eye lower mount and stem upper mount provide secure attachment points tailored for Toyota and Lexus light truck models.

Common Suspension Issues Addressed

• Reduced vehicle stability and control on rough or uneven terrain
• Excessive body roll during cornering or heavy loads
• Worn or leaking OEM shocks causing poor ride quality
• Increased suspension noise and vibration
• Uneven tire wear due to compromised damping

Installation Notes and Tips

• Ensure compatibility with Toyota 4Runner, FJ Cruiser, Lexus GX460, and GX470 models before installation
• Inspect mounting points for wear or damage prior to installation
• Use proper tools to avoid damaging the eye and stem mounts
• Replace shocks in pairs to maintain balanced suspension performance
• Check alignment after installation to ensure proper handling

Quality Assurance and Warranty

Bilstein shock absorbers are manufactured to meet strict quality standards, ensuring durability and consistent performance. The B6 4600 series is built with high-grade materials and precision engineering. While specific warranty details for part number 33-329093 should be confirmed with the manufacturer or distributor, Bilstein typically offers limited warranties covering defects in materials and workmanship.