Mevotech TXMS86578 Suspension Ball Joint - Front Lower

Mevotech TTX Front Lower Ball Joint

Mevotech TXMS86578 is a bolt-in front lower suspension ball joint built for demanding use on passenger vehicles, SUVs, fleets, and working trucks. It is engineered with a sintered metal bearing, a neoprene dust boot, and greaseable service points for dependable steering and suspension performance.

Compatible with select Toyota RAV4, Toyota Venza, Lexus NX, and related front lower applications, this Mevotech TTX ball joint is built for direct replacement service where durability and easier installation matter. The TXMS86578 also cross-references Toyota 4333009A80 and 4333009A90 for the same application.

Key Features

• Front lower suspension ball joint for bolt-in mounting
• Pre-greased with a grease fitting included for serviceability
• Dust boot included with neoprene boot material and green boot color
• Castle nut, cotter pin, mounting hardware, and mount plate included
• Sintered metal bearing type for demanding suspension loads
• Threaded stud design with three mounting holes
• Non-adjustable assembly
• Mevotech TTX part number TXMS86578

Detailed Description

Mevotech TXMS86578 is part of the TTX line, which focuses on heavy-duty suspension components for high-use vehicles. This front lower ball joint uses a bolt-in mounting type and includes the ball joint assembly, mount plate, dust boot, grease fitting, castle nut, cotter pin, and mounting hardware for a complete service replacement. The pre-greased design and greaseable construction support routine maintenance, while the sintered metal bearing is selected for durability in demanding driving conditions. If you are servicing a Toyota RAV4 front lower ball joint, a Lexus NX front lower ball joint, or a Toyota Venza front lower ball joint, TXMS86578 is a direct-fit option for the listed applications.

Common Repair Uses

• Restoring worn front suspension joint movement
• Addressing looseness or play in the front lower suspension
• Replacing a damaged dust boot or greaseable joint
• Correcting clunking or steering feel caused by ball joint wear
• Servicing front lower suspension on Toyota and Lexus crossover platforms

Installation Notes and Tips

Verify vehicle fitment by year, make, model, and front lower position before installation. This part fits 2019-2025 Toyota RAV4, front lower; 2021-2024 Toyota RAV4 Prime, front lower; 2021-2024 Toyota Venza, front lower; 2022-2025 Lexus NX250, front lower; 2022-2025 Lexus NX350, front lower; 2022-2025 Lexus NX350h, front lower; 2022-2025 Lexus NX450h+, front lower; 2023-2025 Lexus RZ450e, front lower; 2024-2025 Lexus RZ300e, front lower; 2023-2025 Toyota bZ4X, front lower; and 2025 Toyota Crown Signia, front lower. Follow factory torque specifications and inspect adjacent suspension components during service.

Quality Assurance

Mevotech TTX components are engineered for demanding commercial and passenger vehicle use, with installation-focused features that help reduce service time. TXMS86578 is built as a serviceable suspension replacement with included grease fitting and hardware-related components for the listed applications.