aFe
$94.00
CTEK
$84.99

Cometic Gasket
$75.77

NGK
$19.74

NGK
$29.95

Cometic Gasket
$75.77
All 6 products shown
Yes, all parts displayed on this page are verified to fit the 1998 KTM 620 LC4 SX using VCDB fitment data. Our fitment information comes directly from manufacturers and is cross-referenced with industry-standard vehicle databases.
The most popular categories for the 1998 KTM 620 LC4 SX include engine, cold-air-intakes, and batteries. Browse our full selection to find the exact parts you need for your vehicle.
We carry parts from trusted brands including Cometic Gasket, NGK, aFe, and CTEK, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.