Premium replacement ball joint kit for Polaris UTVs and ATVs, designed to restore precise steering and smooth articulation across a wide range of Polaris models. This kit includes a upper or lower ball joint crafted from premium materials for long-lasting performance in demanding riding conditions.

Vehicle Fitment Information

• Make: Polaris
  • Lower Fitment
    • Brutus HD 900 13-15
    • General 1000 EPS 16-18
    • General 4 1000 EPS 17-18
    • Hawkeye 2x4 06-11
    • Hawkeye 400 HO 2x4 11
    • Hawkeye 4x4 06-07
    • Ranger 1000 Diesel 15-18
    • Ranger 1000 Diesel Crew 15-18
    • Ranger 1000 Diesel EU 15-16
    • Ranger 4x4 500 EFI 09-10
    • Ranger 4x4 700 09
    • Ranger 4x4 800 EFI 10-14
    • Ranger 4x4 800 EFI CREW 10-14
    • Ranger 4x4 900 Diesel 11-14
    • Ranger 4x4 900 Diesel Crew 12-14
    • Ranger 570 Full Size 15-16
    • Ranger 570 XP 16
    • Ranger 6x6 800 10-16
    • Ranger 900 Crew 14-17
    • Ranger 900 XP 13-18
    • Ranger 900 XP EU 15-16
    • Ranger 900D HIPPO MPS 14
    • Ranger Diesel HST/Deluxe 14
    • Ranger Diesel INTL 14
    • Ranger HST 15-16
    • Ranger XP 800 12
    • RZR 1000 60 INCH 16-18
    • RZR 4 800 10-14
    • RZR 4 900 15-18
    • RZR 4 XP 900 12-14
    • RZR 4 XP JAGGED X 13
    • RZR 570 EFI 12-18
    • RZR 570 EU 15-18
    • RZR 570 PS 18
    • RZR 570 S 17
    • RZR 800 08-14
    • RZR 800 Built After 1/01/10
    • RZR 800 Built Before 12/31/09
    • RZR 900 50/55 INCH 15-17
    • RZR 900 50 INCH 18
    • RZR 900 50 INCH EPS 18
    • RZR 900 50 INCH MD 17
    • RZR 900 60 INCH 15-18
    • RZR S 800 09-14
    • RZR S 800 Built After 3/22/10 10
    • RZR S 800 Built Before 3/21/10 10
    • RZR XP 900 11-14
    • Scrambler 1000 MD 15-17
    • Scrambler 1000 MD Built After 2/16/16 16
    • Scrambler 1000 MD Built Before 2/15/16 16
    • Scrambler 1000 Tractor 16-18
    • Scrambler 1000 XP 15-18
    • Scrambler 1000 XP EU 15
    • Scrambler 1000 XP HO EPS 14-15
    • Scrambler 1000 XP HO EPS INTL 14
    • Scrambler 850 15-18
    • Scrambler 850 EU 15
    • Scrambler 850 HO/EPS 13-14
    • Scrambler 850 MD 15
    • Scrambler 850 XP HO EPS 14
    • Scrambler 850 XP HO EPS INTL 14
    • Sportsman 1000 High Lifter 16-18
    • Sportsman 1000 MD 15
    • Sportsman 1000 MD Built After 2/16/16 16
    • Sportsman 1000 MD Built Before 2/15/16 16
    • Sportsman 1000 XP 15-18
    • Sportsman 1000 XP Tractor 17-18
    • Sportsman 1000 XP Tractor Built After 2/16/16 16
    • Sportsman 1000 XP Tractor Built Before 2/15/16 16
    • Sportsman 300 4x4 08-10
    • Sportsman 400 HO 4x4 09-10
    • Sportsman 400 HO 4x4 Built After 9/16 08
    • Sportsman 400 HO 4x4 Built Before 9/16 08
    • Sportsman 550 11-13
    • Sportsman 550 EPS 10-14
    • Sportsman 550 X2 10-14
    • Sportsman 550 X2 EPS LE 14
    • Sportsman 550 X2 INTL 14
    • Sportsman 550 XP 10-14
    • Sportsman 550 XP Built After 12/1/08 09
    • Sportsman 550 XP Built Before 12/1/08 09
    • Sportsman 550 XP EPS HD INTL 14
    • Sportsman 850 High Lifter 17-18
    • Sportsman 850 SP 15-18
    • Sportsman 850 XP HO EPS MD 15
    • Sportsman Forest 1000 EU 15
    • Sportsman Forest 550 11-14
    • Sportsman Forest 850 11-15
    • Sportsman Forest 850 EU 15
    • Sportsman Touring 1000 15-18
    • Sportsman Touring 550 EPS 10-14
    • Sportsman Touring 850 EPS 14
    • Sportsman Touring 850 INTL 14
    • Sportsman Touring 850 SP 15-18
    • Sportsman Touring 850 SP EU 15
    • Sportsman Touring 850 SP MD 15
    • Sportsman Touring EPS 850 10-13
    • Sportsman Touring EPS 850 HO 13
    • Sportsman X2 850 11
    • Sportsman XP 850 09-13
    • Sportsman XP 850 EPS 09-14
  • Upper Fitment
    • Polaris ACE 570 18
    • ACE 900 EPS XC 17-18
    • Brutus HD 900 13-15
    • General 1000 EPS 16-18
    • General 4 1000 EPS 17-18
    • Ranger 1000 Diesel 15-18
    • Ranger 1000 Diesel Crew 15-18
    • Ranger 1000 Die

Product Specification

• Type: Upper or lower ball joint kit for Polaris models (complete replacement)
• Construction: Premium-grade alloy steel with heat-treated hardness for strength and longevity
• Coating: Corrosion-resistant finish to withstand salt, mud, and moisture
• Dust boots and grease fittings included to seal and lubricate articulation points
• Mounting: Direct replacement with factory mounting points; no additional machining required
• Application breadth: Designed to fit a wide range of Polaris models listed in the fitment section

OEM & Aftermarket Reference Part Numbers

OEM Part Numbers vary by Polaris model and year. To ensure proper fit, verify the original part number on your vehicle’s service manual or VIN-specific Polaris catalogs before ordering. Below are representative aftermarket references that cover many Polaris platforms:

• All Balls Racing: 42-1037
• EPI Performance (HD Ball Joint Kit): WE350040-EPS
• QuadBoss: 413588
• Niche Industries: 519-CBJ2244T

Why Buy?

• Extends steering life and restores precise handling across a broad spectrum of Polaris models, from sport to utility platforms
• Premium materials and engineering deliver durable performance under off-road conditions, including mud, rocks, and vibration
• Versatile fitment across multiple model years reduces the need to stock separate kits for each vehicle
• Direct replacement design means simple installation with standard hand tools and no special equipment
• Cost-effective upgrade compared to OEM replacements, with aftermarket options that maintain quality and compatibility
• Improved steering response and reduced play, enhancing safety and rider confidence during aggressive riding