Quadboss 403287 Aluminum Armature Plate 6-Tab Starter Rebuild Component

The Quadboss 403287 is a heavy-duty aluminum armature plate designed as a direct replacement for the weak factory unit found in Polaris ATV and UTV starters. Engineered with a 6-tab design, this armature plate is a key component in the starter clutch assembly, working in conjunction with the sprague carrier to deliver reliable engine cranking performance.

Key Features:

• Aluminum construction — significantly more durable than the stock plastic or inferior factory unit
• 6-tab configuration — designed to match OEM engagement points for precise fitment
• Direct OEM replacement — drop-in installation with no modifications required
• Starter rebuild component — restores proper starter clutch function and prevents no-start conditions
• One-year manufacturer's warranty against breakage

The Quadboss 403287 armature plate is an essential part for restoring a slipping, grinding, or failed starter clutch assembly. Paired with a compatible sprague carrier, it delivers a complete and reliable starter rebuild solution for Polaris powersports vehicles.