Polaris ACE Extreme-Duty Sprague and Armature Kit | SuperATV

Your Polaris ACE depends on a strong, consistent 4WD system to handle demanding terrain. Upgrade your front differential with SuperATV Extreme-Duty Sprague and Armature Kit designed to outperform stock components and deliver dependable engagement when it matters most. Built with upgraded materials, this kit ensures long-term strength and smoother operation.

Reinforced Straight-Tooth Armature Design

Unlike standard 90-degree tooth patterns that can round off or bend under pressure, this straight-cut armature plate gives you much better reliability. The reinforced tooth profile is engineered to resist deformation, helping maintain consistent performance even under aggressive riding conditions.

Precision-Machined Billet Sprague Carrier

This sprague carrier is constructed from high-grade 7075-T6 aluminum and finished with a hard anodized coating to provide exceptional resistance to wear and stress. It includes new rollers and OEM-style springs. This gives it precise engagement and maximum longevity.

Kit Includes

• Sprague carrier w/ springs
• 24 rollers
• Armature plate

Extreme-Duty Sprague and Armature Kit Fitment

2016-2019

• Polaris ACE 570
• Polaris ACE 900

2017-2019

• Polaris ACE 500

Frequently Asked Questions

Which vehicles does the Polaris ACE Extreme-Duty Sprague and Armature Kit fit?

It fits 2016-2019 Polaris ACE 570 and Polaris ACE 900. It fits 2017-2019 Polaris ACE 500.

What material is the Polaris ACE Extreme-Duty Sprague and Armature Kit made from?

Precision-Machined Billet Sprague Carrier.