QuadBoss 411588 Tie Rod Assembly Upgrade Kit for Polaris Sportsman 550/850

Tie Rod kits provide all necessary elements for reliable steering performance and easy repairs without full rack replacement. Featuring strengthened housings in critical areas, left and right hand threads, inner and outer ends, shafts, boots, jam nuts, and hardware, these kits upgrade failure-prone 10mm ends to heavy-duty 12mm where applicable for superior off-road durability.

• Includes inner and outer tie rod ends, shafts, boots, jam nuts, and hardware for one side, two kits often required per vehicle
• Repair individual tie rods instead of replacing the entire steering rack assembly

The QuadBoss 411588 Tie Rod Assembly Upgrade Kit provides a repair-focused solution for steering components on select Polaris Sportsman models. It is designed to allow individual tie rod repair instead of replacing the entire steering rack assembly. The kit includes inner and outer tie rod ends, shafts, boots, jam nuts, and hardware for one side.

Featuring strengthened housings in critical areas and left- and right-hand threads, this kit is designed for reliable steering performance and off-road durability. Where applicable, it upgrades failure-prone 10 mm ends to heavy-duty 12 mm ends. Two kits may be required per vehicle because this package services one side.

Fitment includes the 2010–2011 Polaris Sportsman 550 X2; 2012 Polaris Sportsman 550, Sportsman 550 X2, and Sportsman Forest 550; 2013 Polaris Sportsman 550 X2; 2012 Polaris Sportsman Forest 850; 2015 Polaris Sportsman 850 SP and Sportsman 850 Touring SP; and 2016 Polaris Sportsman 850 SP. Manufacturer part number: 411588. Vendor part number: 411588.

Features:

• Repair-focused steering solution: Replaces individual tie rod components without requiring full steering rack replacement.
• One-side kit contents: Includes inner and outer tie rod ends, shafts, boots, jam nuts, and hardware for one side.
• Strengthened construction: Features strengthened housings in critical areas for off-road durability.
• Threaded design: Includes left- and right-hand threads.
• Heavy-duty upgrade: Upgrades applicable failure-prone 10 mm ends to heavy-duty 12 mm ends.
• Fitment: Fits select 2010–2016 Polaris Sportsman 550 and 850 SP, Forest, Touring SP, X2, and XP applications listed by the manufacturer.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: false
Clearance Item: t
Units Per Sku: 1
Fitment:
2009 Polaris Sportsman 550 EFI XP Base
2009 Polaris Sportsman 550 EFI XP w/ EPS Base
2009 Polaris Sportsman 850 EFI XP Base
2009 Polaris Sportsman 850 EFI XP w/ EPS Base
2010 Polaris Sportsman 550 X2 Base
2010 Polaris Sportsman 850 EFI XP Base
2010 Polaris Sportsman 850 EFI XP w/ EPS Base
2011 Polaris Sportsman 550 EFI Base
2011 Polaris Sportsman 550 EFI w/ EPS Base
2011 Polaris Sportsman 550 EPS Browning LE Base
2011 Polaris Sportsman 550 X2 Base
2011 Polaris Sportsman 850 EFI X2 Base
2011 Polaris Sportsman 850 EFI XP Base
2011 Polaris Sportsman 850 EFI XP w/ EPS Base
2011 Polaris Sportsman Forest 550 Base
2011 Polaris Sportsman Forest 850 Base
2012 Polaris Sportsman 550 Base
2012 Polaris Sportsman 550 EPS Base
2012 Polaris Sportsman 550 EPS Browning LE Base
2012 Polaris Sportsman 550 EPS Orange Madness LE Base
2012 Polaris Sportsman 550 Touring EPS Base
2012 Polaris Sportsman 550 X2 Base
2012 Polaris Sportsman 850 HO XP Base
2012 Polaris Sportsman 850 HO XP EPS Base
2012 Polaris Sportsman 850 HO XP EPS Browning LE Base
2012 Polaris Sportsman 850 HO XP EPS Orange Madness LE Base
2012 Polaris Sportsman Forest 550 Base
2012 Polaris Sportsman Forest 850 Base
2013 Polaris Sportsman 550 EPS Base
2013 Polaris Sportsman 550 EPS Browning LE Base
2013 Polaris Sportsman 550 EPS Stealth Black LE Base
2013 Polaris Sportsman 550 Touring EPS Base
2013 Polaris Sportsman 550 X2 Base
2013 Polaris Sportsman 850 HO Touring EPS Base
2013 Polaris Sportsman 850 HO Touring EPS Sunset Red LE Base
2013 Polaris Sportsman 850 HO XP Base
2013 Polaris Sportsman 850 HO XP EPS Base
2013 Polaris Sportsman 850 HO XP EPS Browning LE Base
2013 Polaris Sportsman 850 HO XP EPS Stealth Black LE Base
2013 Polaris Sportsman Forest 550 Base
2013 Polaris Sportsman Forest 850 Base
2014 Polaris Sportsman 550 EPS Base
2014 Polaris Sportsman 550 EPS Browning LE Base
2014 Polaris Sportsman 550 Touring EPS Base
2014 Polaris Sportsman 550 X2 EPS Base
2014 Polaris Sportsman 850 HO Touring EPS Base
2014 Polaris Sportsman 850 HO Touring EPS Bronze Mist LE Base
2014 Polaris Sportsman 850 HO XP EPS Base
2014 Polaris Sportsman 850 HO XP EPS Browning LE Base
2014 Polaris Sportsman 850 HO XP EPS Pearl White LE Base
2014 Polaris Sportsman Forest 550 Base
2014 Polaris Sportsman Forest 850 Base
2015 Polaris Sportsman 570 SP Base
2015 Polaris Sportsman 570 SP Hunters Edition Base
2015 Polaris Sportsman 850 SP Base
2015 Polaris Sportsman 850 Touring SP Base
2016 Polaris Sportsman 570 SP Base
2016 Polaris Sportsman 570 SP Hunters Edition Base
2016 Polaris Sportsman 850 SP Base
2016 Polaris Sportsman 850 Touring SP Base
2017 Polaris Sportsman 570 SP Base
2017 Polaris Sportsman 570 SP Hunters Edition Base
2017 Polaris Sportsman 850 SP Base
2017 Polaris Sportsman 850 Touring SP Base
2018 Polaris Sportsman 570 SP Base
2018 Polaris Sportsman 570 SP Hunters Edition Base
2018 Polaris Sportsman 850 SP Base
2018 Polaris Sportsman 850 Touring SP Base
2019 Polaris Sportsman 570 SP Base
2019 Polaris Sportsman 570 SP Hunters Edition Base
2019 Polaris Sportsman 850 SP Base
2019 Polaris Sportsman 850 Touring SP Base