Husqvarna Spacer Split 532121249 2.00 x 1.00 x 1.00 Genuine OEM. This is a Genuine OEM Husqvarna part. This seat pan spring spacer (part number 532121249) is for lawn tractors. Seat pan spring spacer 532121249 limits how far the seat pan travels downward to prevent damaging the seat switch. Wear work gloves to pro... - Husqvarna Spacer Split 532121249 2.00 x 1.00 x 1.00 Genuine OEM.