Kb Pistons Piston Super Duty 4.250" Bore M8 114/117 to 128" Standard 11.7:1 - KB596LCA.STD For Harley Motorcycles 2017-2026 Road King 2021-2026 Harley-Davidson Sportster S RH1250S

2021-2026 Harley-Davidson Sportster S RH1250S 2022-2026 Harley-Davidson Nightster RH975 2023-2026 Harley-Davidson Nightster Special RH975S 2024 Harley-Davidson CVO Pan America RA1250SE

Note: Have a thinner design with smaller windows for additional exhaust clearance

and SysBags with adapter plate

Product Name Connecting Link Color/Finish Gold Material Steel Riding Style Off-Road Seal Type X-Ring Type Clip Units Each Model VX Series Chain Size 520 Chain Type 520 VX3 Riding Style Adventure Touring / Dual-Sport Riding Style Street

Product Name Pivot Shaft Riding Style Street Width 5/8" Units Kit Width 16

Kb Pistons Piston Super Duty 4.250" Bore M8 114/117 to 128" Standard 11.7:1 - KB596LCA.STD For Harley Motorcycles 2017-2026 Road King 2021-2026 Harley-Davidson Sportster S RH1250SFeatures Anodized top ring groove and crown Line2Line abradable skirt coating applied to . 003" total thickness for a ZERO initial fit to allow coating to hone in for a tight quiet running clearance Round wire locks Premium Hastings 1. 2mm 1. 2mm 3. 0mm Steel Nitride top ring with a Ductile Napier second Forced wrist pin oiling M8 version with flat top 1. 2cc with compression height 1. 083", valve pockets sized to accommodate 1mm oversize valves 2017