QA1 R121-170 Rear Coil-Over Conversion Kit for 73-79 F-100 Short Wheelbase

The QA1 Precision Products R121-170 is a complete rear coil-over conversion kit engineered specifically for 1973-1979 Ford F-100 short wheelbase trucks. This system replaces the factory leaf spring setup with a modern coil-over suspension design, delivering improved handling, ride quality, and adjustability.

Key Features:

• Single adjustable shocks allow 16 clicks of rebound adjustment to fine-tune ride characteristics
• 170 lb./in. high-travel coil springs optimized for street and performance applications
• Complete hardware kit includes all mounting brackets, fasteners, and components for installation
• Precision-engineered specifically for 73-79 F-100 short wheelbase models
• Reduces unsprung weight compared to factory leaf springs for improved suspension response
• Adjustable ride height capability for stance customization

This conversion kit transforms the rear suspension dynamics of classic F-100 trucks, providing a significant upgrade in handling performance while maintaining excellent ride comfort. The single adjustable shocks offer easy tuning without removing the shocks from the vehicle, making it simple to dial in your preferred suspension feel for daily driving or spirited use.