NTP SB3804RWH Front Lower Ball Joint Passenger Side Right

The NTP SB3804RWH is a front passenger-side (right-hand) lower ball joint manufactured by Sankei 555, a trusted Japanese supplier with a long history of producing OEM-quality suspension and steering components. Sankei 555 (also sold under the NTP brand) is known for producing precision-engineered parts to OEM specifications, making this a direct-fit replacement for worn or damaged lower ball joints.

This lower ball joint is a critical front suspension component that connects the lower control arm to the steering knuckle, allowing controlled pivoting motion during steering and suspension travel. Replacing a worn ball joint restores proper steering geometry, eliminates clunking and looseness, and helps ensure safe, predictable handling.

Key Features:

• Front passenger side (right-hand) lower ball joint
• Manufactured in Japan by Sankei 555 to OEM specifications
• Direct replacement — no modifications required for stock control arms
• Includes castle nut, cotter pin, and grease zerk fitting for serviceability
• OEM cross-reference: Toyota part number 43330-39585
• Companion left-hand part number: SB3804LWH

Sold individually as a single ball joint. This part is designed as a direct OEM-specification replacement and is intended for use with stock control arms.