Jeep Heavy Duty Front Ball Joint Set Dana 30/44 1 Upper 1 Lower Jeep JK/WJ Synergy MFG

D30/44 Heavy Duty Front Ball Joint Sets 99-04 Grand Cherokee 07-Pres Wrangler JK/JKU Synergy MFG. Designed to replace the factory ball joints that are prone to premature wear on lifted vehicles with large off-road tires
Details:

• Fully greasable metal on metal design
• Machined bearing housing made from sintered graphite, bronze, and 1045 steel for a strong, smooth, bearing surface
• Ball joint stud made from 4140 steel with an induction heat treated bearing surface for smooth operation and maximum life
• Uses a larger stud than stock
• Ball joint boot is made from tear/wear resistant silicone polyurethane
• Completely eliminates the stock style nylon liner for improved performance and durability
• Outperforms the factory ball joint assembly and includes all necessary hardware for installation

Single Set includes: (1) upper, (1) lower
Complete Set includes: 2 Single Sets
12 Month Unlimited-Warranty (see warranty information)
Synergy High Performance Grease (4119) is the recommended grease for this product
Note: Synergy HD Ball Joints are compatible with RCV axles.