Moog K8977 Alignment Caster / Camber Bushing - Front

Premium Alignment Caster / Camber Bushing for Ford and Mazda

MOOG K8977 is a premium alignment caster / camber bushing for front suspension applications that need precise caster and camber correction. It is built for a wide range of Ford Super Duty, Econoline, Ranger, Explorer, Bronco II, and Mazda truck and SUV platforms.

MOOG has built its reputation by refining chassis parts for longer service life and easier installation and replacement. The K8977 follows that approach with an OE-style alignment bushing solution for front-end correction on vehicles such as the Ford F-250 Super Duty, Ford F-350 Super Duty, and Mazda B4000.

Key Features

• Premium-grade alignment caster / camber bushing
• Front suspension application
• Supports caster and camber adjustment on select Ford and Mazda vehicles
• OE-type fitment for alignment correction
• Part number: K8977
• Cross-reference: Mevotech Supreme MK8977

Detailed Description

MOOG K8977 is an alignment caster / camber bushing used to restore front suspension geometry on a broad range of Ford and Mazda vehicles. It is a direct-fit alignment component for applications including 1987-2023 Ford F-150, F-250, F-350, E-Series vans, Excursion, Ranger, Explorer, and Bronco II, plus Mazda B2300, B3000, B4000, and Navajo models. This part number is commonly searched as MOOG K8977 for front alignment correction on Ford F-250 Super Duty and Ford E-350 Super Duty platforms.

As a premium chassis part, K8977 is intended for vehicles that require caster and camber adjustment during front-end alignment service. It is listed for OE-type pinch bolt and nut applications where noted in fitment data.

What It Helps Address

• Front-end alignment settings that are out of specification
• Uneven tire wear caused by incorrect caster or camber
• Steering pull after suspension service
• Handling issues related to front suspension geometry
• Alignment correction on Ford and Mazda trucks, vans, and SUVs

Installation Notes and Tips

• Verify exact year, model, and front suspension configuration before ordering.
• Some listed applications note OE-type pinch bolt and nut requirements; hardware is not stated as included.
• Use professional alignment equipment after installation to set caster and camber to specification.
• Confirm the vehicle’s existing adjustment range, especially on Ranger, Explorer, Bronco II, and Super Duty applications.

Quality Assurance

MOOG positions this part within its chassis-focused Problem Solver line, emphasizing design updates that improve durability and simplify service. Part number K8977 is built as a premium alignment bushing for front suspension correction on confirmed Ford and Mazda applications.