RENAULT 21 Estate (K48_) 2.0 75kW 06.1991-05.1993. RENAULT 21 Estate (K48_) 2.0 75kW 06.1991-05.1993 Rear, Left, Right. Made with high-quality stainless steel fittings and stainless steel braided hose, these brake lines are designed for increased reliability, durability, and performance.