Rancho RS994009 Adj Rear Shock for 70-79 Ford F-100/F-150/F-250

Vehicle Fitment

• 1970-1979 Ford F-100 (Base, Custom, Ranger, Ranger XLT, Ranger Lariat, Northland, XLT; RWD)
• 1975-1979 Ford F-150 (Base, Custom, Ranger, Ranger XLT, Ranger Lariat, Northland, XLT; RWD/4WD)
• 1970-1979 Ford F-250 (Base, Custom, Ranger, Ranger XLT, Ranger Lariat, Northland, XLT; RWD/4WD)

Fitment Notes

• Rear shock absorber application
• Compatible with stock and lifted suspension setups
• Fits vehicles with factory-style mounting configurations only

Features

• Nine-position manual damping adjustment for customizable ride control
• Large tri-tube shock body improves heat dissipation and performance consistency
• Nitrogen gas pressurized design reduces fade and oil foaming
• 18mm nitrocarburized piston rod enhances durability and corrosion resistance
• Polyurethane rebound bumper improves ride comfort and responsiveness
• Self-lubricating seal maintains smooth operation and long service life
• Protective polyvinyl boot shields shaft and seals from debris
• Heavy-duty construction with reinforced mounting points for off-road use

Specifications

• Position: Rear
• Shock Type: Telescopic
• Adjustability: 9-position manual
• Compressed Length: 16.02 in (406.9 mm)
• Extended Length: 26.1 in (662.9 mm)
• Travel Length: 10.08 in
• Body Diameter: 2.37 in (60.3 mm)
• Rod Diameter: 18 mm
• Upper Mount: Stem (3/8"-16 thread)
• Lower Mount: Loop bushing and sleeve
• Construction: Tri-tube, gas charged

Included Components

• 1x Rancho RS994009 Shock Absorber
• 1x Mounting Hardware Kit
• 1x Protective Boot

Product Description

The Rancho RS994009 RS9000XL rear shock absorber is engineered to deliver superior performance and adaptability for classic Ford F-Series trucks. Designed with a unique nine-position adjustable damping system, this shock allows drivers to fine-tune ride quality based on driving conditions, whether towing, hauling, or navigating off-road terrain. Its large tri-tube body and gas-charged construction ensure consistent damping performance while minimizing heat buildup and shock fade.

Built for durability and long-term reliability, the RS9000XL features a heavy-duty nitrocarburized piston rod, reinforced mounting points, and a protective boot to guard against dirt and debris. This shock is ideal for both stock and lifted applications, providing improved stability, control, and comfort across a wide range of driving environments. Whether restoring a vintage truck or upgrading for modern performance, the Rancho RS994009 offers a dependable and customizable suspension solution.