


🚗 Upgrade your ride with precision-engineered suspension power!
This set includes front left and right lower cast aluminum suspension control arms and ball joint assemblies designed specifically for 2003-2006 Ford Expedition and Lincoln Navigator models. Featuring advanced CMT robotic welding, electrophoretic corrosion-resistant hardware, and OE-level fitment, these Bison Performance parts restore factory suspension performance with enhanced durability and responsiveness.
| Brand | Bison Performance |
| Fit Type | Vehicle Specific Fit |
| Auto Part Position | Front Left, Front Right |
| Color | Cast Aluminum |
| Material | Aluminum |
| Automotive Fit Type | Vehicle Specific Fit |
| Manufacturer | Bison Performance |
| Global Trade Identification Number | 00197577032135 |
| OEM Part Number | 521-040, CMS40123, 521-039, CMS40122, 6L1Z3078AA, 6L1Z3079AA, TC5819, RK80710, RK80711, TC5820 |
| Item Weight | 37.9 pounds |
| Manufacturer Part Number | 4422512-Kit |
R**S
Perfect
Installed on my navigator and works perfect
G**T
Bad purchase experience!
Not what was expected. This is sold as a pair. One piece was in new condition, the other one looked used and broken/damaged with lots of numbers and codes written on it like if it was coming from a junkyard. Not pleased with this purchase.
E**S
Control arm
It fit
Trustpilot
1 month ago
2 weeks ago