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​Sportster® Stock Upgrade

GP1022

​1991-1999 Sportster® & Buell®
Replaces OEM 18529-89

Use GP1023 (click here) for:
2000-2020 Sportster XL®
2000-2009 Buell®

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$142.95
​Set of Four - U.S. Freight Included
Email gatermanhdtech@gmail.com for International Orders
Sales tax charged in Wisconsin and Florida

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Features and Benefits

• 3D CAD Designed and CNC Machined for Maximum Accuracy
• Alloy Steel Forged Body for High Strength
• Carburized and Hardened Alloy Steel Body
• Precision Machined and Heat Treated Internal Components
• Check-ball Metering for Precise Control and Quiet Operation
• 100% Select-fit Components for Precise Leakdown Rate
• 100% Flow Checked Pushrod Socket for Precise Oil Metering
• Hardened/Tempered Certified 52100 Steel Bearing Assembly
• Full Floating Roller Bearing Axle with Retaining Rings
• Precision Machined Internal Components
• Supplied Filled with Leakdown Fluid