CTR CB0058 Front Upper Ball Joint for GM Full-Size Cars

The CTR CB0058 is a front upper ball joint designed for General Motors full-size vehicles from the 1970s through 1990s. This critical suspension component connects the upper control arm to the steering knuckle, allowing for proper wheel alignment and steering control while supporting vehicle weight.

Key Features:

• Direct replacement for OEM part numbers K5208, MK5208, B5208, 325831, 335877, 335878, 335893, 335894, and 338388
• Precision-engineered ball and socket design for smooth articulation
• Durable construction to withstand suspension loads and road conditions
• Front upper position application for GM full-size platforms
• Compatible with multiple Buick models including Electra, LeSabre, and Estate Wagon (1971-1990)

Ball joints are wear items that should be inspected regularly and replaced when excessive play or damaged boots are detected. Worn ball joints can cause clunking noises, uneven tire wear, and compromised steering response. This CTR replacement provides reliable performance to restore proper suspension geometry and safe vehicle operation.