Smoker Performance Gear PackageRunning out of the right sprocket when you need to change gearing mid race weekend is frustrating and costs valuable track time. The Smoker Performance Gear Package solves that by letting teams and shops order 15 or 30 ultra light #219 sprockets at once in your exact tooth counts, delivered made to order at a 10% discount. Each sprocket is CNC machined from 7075 aluminum and built 1 mm thinner than standard Driveline sprockets to drop rotating weight