1999 KTM 400 SX(15 parts)

Verified Fitment

Engine & Drivetrain (2 products)

Vertex Pistons

Vertex Pistons 02-05 250 EXC-G Racing/00-02 400 EXC Ignition Cover Gasket

$8.55

All Balls Racing

All Balls Racing 04-05 Husaberg 450FC Chain Roller Lower

$23.16

All 2 products shown

Frequently Asked Questions

Do these parts fit my 1999 KTM 400 SX?

Yes, all parts displayed on this page are verified to fit the 1999 KTM 400 SX using VCDB fitment data. Our fitment information comes directly from manufacturers and is cross-referenced with industry-standard vehicle databases.

What engine & drivetrain options are available for my 1999 KTM 400 SX?

We offer a wide selection of engine & drivetrain parts specifically designed for the 1999 KTM 400 SX. All parts shown are verified for fitment and include detailed product information to help you choose the right option.

What brands make parts for the 1999 KTM 400 SX?

We carry parts from trusted brands including Vertex Pistons and All Balls Racing, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1999 KTM 400 SX parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1999 KTM 400 SX parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

Shop by Problem

Brakes squeaking?Brakes squeaking or grinding?AC not cold?AC not blowing cold?Check engine light?Check engine light on?

Other KTM 400 SX Years

2000 1998 2001 2002