Corteco Shaft Seal Set 173279 Both Sides - OE Performance & Quality. This product is designed for optimal performance and quality. It is important to ensure this product is correct for your vehicle before purchase. We are dedicated to customer satisfaction and have a great feedback record. With over 10 years of online experience in the automotive business, our experts are happy to answer any questions you may have regarding this product or any other items we stock. All items are genuine UK stock and shipped from the UK. We offer a no-leak guarantee; any damages will be replaced with no quibbles. Free UK Mainland Shipping is available on all listings, with express shipping also an option for priority handling. We also have a 60-day returns policy for quick and efficient returns. This kit includes 1 unit of Febi Shaft Seal, differential (11412) and 1 unit of Febi Shaft Seal, differential (22448). These products are designed to be used as originally intended and not modified for purpose. Please ensure the products are installed by a competent individual. Products are usually supplied without fitting instructions.