Keystone Seats Steel Pan Mid-Back Lawn Mower & Tractor Seat — Black Vinyl, Drain Holes, 275 lb Capacity

The Keystone Seats Steel Pan Mid-Back is a heavy-duty replacement seat for riding mowers, garden tractors, and compact utility equipment that combines commercial-grade durability with water-draining design and a one-year warranty.

Upgrade a worn or uncomfortable seat with a compact, mid-back replacement engineered for frequent outdoor use. This Keystone Seats model uses high-resilience polyurethane foam wrapped in UV-resistant black PVC synthetic leather, mounted on a reinforced steel pan. It’s sized to fit many popular brands and includes multiple mounting holes and slots to match common bolt patterns; note that the operator-presence safety switch is not included but the seat accepts 2-prong switches.

How will this seat improve comfort on long mowing sessions?

The contoured mid-back profile and resilient foam reduce ride fatigue while keeping the footprint compact. The vinyl cover wipes clean and resists UV damage so the seat stays usable and presentable season after season.

• 20" W × 20" L × 13" H contoured mid-back for lumbar support
• High-resilience polyurethane foam cushions impacts and vibration
• Durable PVC synthetic leather that resists cracking and fading
• Steel-reinforced molded base supports up to 275 lbs

Will this seat fit my mower or tractor?

Compatibility is broad but not universal — the seat includes multiple holes and slots that match many common bolt patterns used across brands. Always measure your current seat’s center-to-center mounting dimensions and compare them to the fitment diagram before ordering.

• Supports common bolt patterns including 11.25"×11", 8"×11.5", 11"×8" and more
• Includes three threaded holes for wing-nut style mounting (two 3/8"-16, one 1/2"-13)
• Check pictured mounting diagram and measure side-to-side and front-to-back
• Works with many Cub Cadet, Craftsman, Husqvarna, Toro, MTD, Snapper, Murray models

How does it handle wet weather and outdoor exposure?

Built-in drain holes prevent water pooling so moisture drains away quickly after rain or dew. The UV-resistant vinyl and strong frame minimize wear from sun exposure and repeated outdoor use.

• Integrated drain holes reduce water accumulation
• UV-resistant PVC cover helps prevent fading and cracking
• Easy-to-clean surface sheds dirt and grease for low maintenance
• Reinforced steel pan and molded base for rugged, long-lasting performance

What do I need to know about the safety switch and installation?

The seat accepts standard 2-prong operator-presence switches but does not include one out of the box. Installation is straightforward with the supplied hardware and illustrated guide; most users complete the swap in under 30 minutes.

• Compatible with 2-prong operator-presence switches (not included)
• If your switch doesn’t fit, compatible replacements include STENS 430-457 or DELTA 6520
• Installation hardware (bolts, washers, self-locking nuts) and guide included
• Requires M6-1.0 × 16 mm bolts for some switch mountings (not included)

Who is this for? If you operate riding mowers, garden tractors, utility vehicles, forklifts, or compact equipment and need a durable, easy-to-install replacement seat that resists weather and supports up to 275 pounds, this Keystone Seats mid-back model is designed for you. It’s especially suited to homeowners, landscapers, and small-fleet operators who want improved comfort and a reliable, long-wearing seat built for outdoor work. Before purchasing, confirm your mounting hole measurements and review the fitment diagram to ensure compatibility with your make and model.