All SKF timing belt kits include belts, tensioners, and rollers from the SKF brand that meet OEM specifications. Many SKF repair kits contain more components such as bolts, covers, nuts, springs, etc. Most include specific assembly instructions that describe in detail all the work steps and provide practical advice for assembling the components. As a long-standing OEM supplier to major global automotive manufacturers, SKF's range of spare parts covers many common wear and repair parts for passenger cars. The goal is to fully meet customer expectations.