HERO® Maintenance Filter Kit For Kubota Z421KWNC Zero-Turn Mower. Your complete maintenance in a box. Each kit includes all the recommended filters for your equipment service interval. Your maintenance kit includes replacements for: Filter Type OEM Reference # Qty Primary Air Filter E715610010 1 Pre-Cleaner Air Filter E715610020 1 Engine Oil Filter 490657007 1 In-Line Fuel Filter E715610280 1 Spark Plug BPR4ES 2 Transmission Oil Filter K104281080 2 Maintenance Solutions Unlimited provides maintenance kits for light industrial and lawn and garden equipment. Our product offerings may include parts from multiple brands including, but not limited to, WIX®, BALDWIN®, RSU®, SURE FILTER®, HIFI®, and SAKURA®. The brand of the parts included in a particular kit or product may vary based on availability and product specifications. Our goal is to provide our customers with high-quality maintenance solutions, regardless of the brand of the parts included. We carefully evaluate and select the products we offer to ensure that they meet our strict quality standards and provide reliable performance. Aintenance kit includes replacements for. Maintenance Solutions Unlimited provides maintenance kits for light industrial and lawn and garden equipment. Sorry, our items are NOT available for pick-up. No additional information at this time. You might also like. HERO® Maintenance Filter Kit For Kubota B26 Tractor. HERO® Maintenance Filter Kit For Toro 68138 MB TX 2500 Tracked Mud Buggy. HERO® Maintenance Filter Kit For John Deere 317G Skid Steer Loader. HERO High Lift Mower Blade For MTD Cub Cadet Troy-Bilt With 21 Deck.