U-Joint, 3/4 48 Spline To Charlynn Power Steering

OVERVIEW

When you''re pushing your sand rail or Baja Bug through the punishing whoops at Ocotillo Wells or the steep dunes of Glamis, the last thing you want is a failure in your steering linkage. The Latest Rage Heavy Duty U-Joint is designed specifically to bridge the gap between your 3/4-inch 48-spline steering shaft and a Charlynn power steering unit. This isn''t just a basic connector; it''s a precision-engineered component built to handle the high-torque demands of off-road power steering systems. By utilizing a robust forged design, this U-joint ensures that every input from the steering wheel is translated accurately to the Charlynn pump, providing the tactile feedback and reliability needed for high-speed desert maneuvers. Whether you''re building a brand-new tube chassis car or upgrading an existing steering setup for better control, this U-joint offers the professional-grade strength that Appletree Auto customers have come to expect for their custom air-cooled projects.

Engineering a custom steering system requires components that can withstand extreme angles and constant vibration without developing "slop" or dangerous play over time. This specific U-joint features a precision-machined 48-spline receiver on one end and the specialized Charlynn keyway configuration on the other, making it an essential piece for integrating hydraulic assist or full hydraulic steering into your Volkswagen-based off-road vehicle. The heavy-duty needle bearings inside the joint provide smooth rotation through its entire range of motion, reducing the physical effort required at the wheel and preventing the notched or binding feeling often found in inferior, low-quality joints. It''s an investment in both safety and performance that ensures your steering shaft remains securely coupled to your steering orbital or pump, even under the most grueling racing conditions. Don''t settle for standard industrial joints when you can have a component designed specifically for the rigors of the off-road environment.

FITMENT

This U-Joint is designed for custom steering applications and fits the following models when equipped with 3/4-48 spline shafts and Charlynn power steering units:

• Volkswagen Beetle: 1950 through 1979 (Baja Bug and custom off-road conversions)
• Volkswagen Karmann Ghia: 1956 through 1974 (Custom steering builds)
• Volkswagen Type 2 Bus: 1960 through 1979 (Off-road and custom rack conversions)
• Volkswagen Thing (Type 181): 1973 through 1974
• Custom Sand Rails: All years and models using 3/4-48 spline steering columns
• Dune Buggies: Manx-style and custom tube chassis projects
• Off-Road Race Cars: Class 1, Class 5-1600, and Class 10 vehicles

SPECS

• Side 1 Connection: 3/4 Inch Diameter with 48 Spline Internal Bore
• Side 2 Connection: Charlynn Power Steering Pump / Keyway Style
• Construction Material: High-Strength Forged Steel Housing
• Bearing Type: High-Load Internal Needle Bearings
• Finish: Natural Steel with Corrosion-Resistant Coating
• Weight: 0.96 lbs
• Manufacturer: Latest Rage
• Part Number: 17-2634-0
• Quantity: Sold Individually

PRO TIPS

Tip 1: Proper Steering Shaft Phasing

When installing two U-joints on a single steering shaft, it is absolutely critical to ensure they are "in phase." This means the yokes on the steering shaft must be aligned in the same plane. If the joints are out of phase, it causes the steering to feel lumpy or bind as you turn the wheel, which puts unnecessary stress on the Charlynn unit and the splines. Always double-check your alignment before final assembly to ensure a smooth, linear steering response across the entire turning radius.

Tip 2: Secure Your Set Screws with Thread Locker

Off-road vehicles are subject to intense vibrations that can loosen even the tightest mechanical fasteners. When securing this U-joint to your 48-spline shaft and the Charlynn pump, always use a high-strength, removable thread-locking compound (like blue Loctite) on the set screws. For added safety, many professional builders prefer to "dimple" the steering shaft where the set screw lands, providing a mechanical seat that prevents the shaft from sliding or spinning inside the