Bilstein 24-186650 B6 4600 Front Shock for 04-09 Chevy C4500/5500 Kodiak/Topkick

Vehicle Fitment

• 2004-2009 Chevrolet C4500 Kodiak (all trims; 6.6 L V8 diesel & 8.1 L V8 gas; 2WD/4WD)
• 2004-2009 Chevrolet C5500 Kodiak (all trims; 6.6 L V8 diesel & 8.1 L V8 gas; 2WD/4WD)
• 2004-2009 GMC C4500 Topkick (all trims; 6.6 L V8 diesel & 8.1 L V8 gas; 2WD/4WD)
• 2004-2009 GMC C5500 Topkick (all trims; 6.6 L V8 diesel & 8.1 L V8 gas; 2WD/4WD)

Fitment Notes

• Front monotube replacement--designed to pair with factory 4600 suspension
• Reuses OE mounting bolts and includes all washers, bushings, reservoir clamps, and nuts
• Sold individually--replace both sides for optimal performance

Features

• Velocity-sensitive monotube design for consistent fade-free performance
• High-gas pressure technology prevents oil foaming under load
• Durable yellow-coat corrosion-resistant finish
• Specific valve tuning for improved handling and ride comfort
• 46 mm piston ensures better heat dissipation and larger footprint
• Designed and road-tested for trucks, RVs, and commercial use
• Limited lifetime warranty from Bilstein
• OE-matching performance without necessary spring upgrades

Specifications

• Part Number: 24-186650
• Position: Front
• Design: Monotube, velocity-sensitive
• Piston Diameter: 46 mm
• Extended Length: 28.43" (722 mm); Compressed: 16.53" (420 mm); Stroke: 11.9" (302 mm)
• Finish: Yellow corrosion-resistant coating with blue boot
• Weight: 4.63 lb (2.1 kg)
• Warranty: Limited lifetime

Included Components

• 1x Bilstein B6 front shock (24-186650)
• 1x Reservoir clamp, washers, bushings, nuts

Product Description

The Bilstein 24-186650 B6 4600 front shock is engineered for heavy-duty applications on 2004-2009 Chevrolet/GMC Kodiak & Topkick C4500-C5500 models. Featuring a 46 mm monotube design with vehicle-specific tuning, it provides consistent, fade-free performance even under load--with the added benefits of larger piston and corrosion-resistant yellow finish.

Designed to directly replace OE shocks, this B6 offers improved handling, ride comfort, and longevity. It installs with factory hardware, comes individually packaged, and is backed by Bilstein's limited lifetime warranty. It's ideal for trucks, RV conversions, work rigs, or commercial vehicles needing upgraded front suspension performance.