Parts for Bolens 663: Seat Assembly Parts

Replacement seat support bracket for lawn tractors. Mounts under the seat to provide stable support and enable raising, lowering, and pivoting adjustments.

Seat support bracket for lawn tractors. Mounts under the seat to provide structural support. Replace if cracked, bent, or broken to restore proper seating.

Hex washer head screw for lawn equipment. Secures components and panels. Replace if stripped, missing, or corroded for proper assembly and fit.

This is a flange nut that can be used in a variety of lawn and garden equipment from different manufacturers. The nut is made of metal, measures 5/16x18, and is used to secure components in place. It also assists with preventing backing out caused by vibration. Over time, the flange nut can become damaged and will need to be replaced. If the flange nut in lawn and garden equipment has become damaged, is loose, or gets lost, then replacement is required. The level of difficulty of replacing a flange nut depends on which parts it's securing and what kind of equipment it is installed on. This flange nut is an OEM replacement part that can be used with lawn mowers, snowblowers, wood chippers, tillers, log splitters, leaf blowers, and edgers by MasterCut, Craftsman, Yard-Man, Toro, Bolens, Cub Cadet, Montgomery Wards, Ryobi, Huskee, Troy-Bilt, MTD, and Yard Machines. It is sold individually and will require a wrench or socket for installation.

Spring switch for lawn tractors and riding mowers. Mounts near the switch button. Replace if worn, broken, or damaged from regular use over time.

This actuator spring is a genuine MTD part, sold individually. This actuator spring can be used as a replacement part in a lawn mower. The purpose of the actuator spring, also known as a seat spring switch, in a lawn mower is to provide a plate upon which the seat switch can conduct its electrical current while being held stably in place.If the actuator spring slides out of place and cannot be reinstalled or if it is bent, broken, dented, or worn beyond repair, it should be removed and replaced by this genuine OEM replacement part.Sourced directly from the manufacturer, this component is a genuine replacement part that is sold individually. This actuator spring is compatible with the following outdoor appliance brands: MTD, Craftsman, Toro, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, Huskee, Montgomery Wards, Bolens, Yard Man, Turf King, and MasterCut.

Insulator plate for lawn tractors and riding mowers. Mounts between engine components to provide heat insulation and proper spacing. Replace if cracked or worn.

Insulator plate for lawn tractors and riding mowers. Installs between components to reduce vibration and noise. Replace if cracked, worn, or missing.

Hex cap screw fastener for outdoor power equipment. Secures components with hexagon-shaped head. Replace if stripped, broken, or missing threads.

This is a hex screw used on a variety of types of lawn and garden equipment. On large machinery, it is often used to mount the gas tank. On smaller items, it tends to be used to clamp the housing together. It can secure items like plastic, metal, brick, and wood together. It measures 5/16-18 x .75 inches and is made of durable metal. In some cases, the screw can become damaged, broken, or stripped, which means it needs to be replaced.A visual inspection will indicate whether the screw is damaged. If it needs to be replaced, a hex wrench can be used to remove it from the equipment. Afterward, the replacement hex screw can be installed with the wrench before being tightened to ensure materials hold together well.This hex screw is a genuine OEM part that is sold individually. It is sourced directly from the manufacturer. The hex screw is compatible with lawnmowers, wood chippers, log splitters, snowblowers, chainsaws, edgers, tillers, leaf blowers, and string trimmers by Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Husky, Broan, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Turf King, Yard-Man, and MasterCut.

The lock nut is a piece of standard hardware that may have a variety of applications on lawn and garden equipment, including on engines, housings, and other components. The lock nut offers a secure fit by tightening into a flange that prevents the nut from loosening like a regular nut might. Over time, the flange or the nut can become worn or damaged. In some cases, lock nuts may be lost during the process of other repairs or maintenance. Replacing them with genuine OEM parts like this lock nut is the best solution. This lock nut is compatible with hundreds of machines, including mowers, snowblowers, and chippers from MTD, Troy-Bilt, Cub Cadet, RYOBI, Yard-Man, Yard Machines, Bolens, and Husky. The ¼-inch lock nut has multiple locations and applications, so owners should consult their parts diagram for exact placement and part number identification. This lock nut is made of durable metal and sold as a single unit. Those who need additional pieces will have to order multiple quantities. This part will require a wrench or a socket to replace, as well as pliers and/or a screwdriver to hold the bolt or screw in place.

Hex screw fastener for securing lawn mower components. Replace if stripped, rusted, or missing to ensure proper assembly and equipment stability.

This switch spring is part of the safety system used in riding lawnmowers. This spring is located underneath the seat of all riding lawn mowers and lawn tractors. The spring is attached to two electrical contacts and is compressed when the rider is sitting on the seat. If the machine is in motion and the driver stands up or gets off the machine, the switch interrupts the power and stops the mower from moving. If the spring fails to work, it should be replaced in order to operate the mower safely. Over time and due to normal wear and tear, the spring may become warped and need to be replaced. Park the mower on a flat surface and remove the spark plug so that the lawnmower is not powered on. Look underneath the seat and locate the kill switch with a two-wire plug on one end and a round plunger button on top. Grip the wire plugs and pull them away from the switch spring. Install the new switch spring. Reattach the wires and reinstall the spark plugs. This switch spring is an authentic OEM replacement part sourced directly from the manufacturer. It is a silver metal part that is designed for use in lawnmowers manufactured by MTD, Ryobi, Bolens, Yard-Man, Troy-Bilt, Husky, and Cub Cadet.

Insulator nut plate for lawn mowers. Self-wrenching fastening component that secures parts within the mower. Replace if cracked, damaged, or missing.

Protective shift cover for lawn tractors. Shields internal shift mechanism components from debris and damage. Replace if cracked, broken, or missing.

Seat pivot bracket allows angle adjustment for operator comfort on riding mowers. Replace if cracked, broken, or worn. Installs between seat and frame.

This carriage bolt is a self-locking bolt designed to be used in an unthreaded square or round hole. These bolts are used in outdoor lawn and garden equipment due to their ability to handle heavy weight loads.Carriage bolts are often used to join lawnmower handles to the base of the mower. Over time, the vibration of the lawnmower may cause the bolt to become loose. During routine maintenance, if the bolt is loose, use a wrench to tighten the nut holding the bolt in place. If the bolt is missing, this carriage bolt replacement can be installed. Push the bolt through the hole; if the fit is snug, it may need to be lightly tapped. Once the bolt is through the other side, thread a nut on the bolt. Tighten the nut with a wrench.This is a genuine OEM part sourced directly from the manufacturer. It is sold as an individual unit and does not come with the nut. This carriage bolt is designed for lawnmowers, snowblowers, and other outdoor lawn and garden equipment manufactured by Bolens, Craftsman, Cub Cadet, Huskey, Troy-Bilt, Turf Pro, MTD, Ryobi, and Mastercut.

Blade won't stop spinning when disengaged? This lawn tractor blade brake assembly restores safe stopping function. Moderate DIY replacement.

Replacement foot pedal pad for lawn tractors and riding mowers. Installs on control pedals. Needed when original pad is worn, cracked, or missing.

Ratchet fastener for lawn mowers and tractors. Secures components in place. Replace if broken, stripped, or missing to properly fasten parts together.

Replacement seat adjustment knob for lawn tractors and riding mowers. Installs on the seat assembly to control position. Order if original is cracked or missing.

Replacement seat for lawn tractors and riding mowers. Installs on the operator platform. Needed when original seat is cracked, torn, or broken.

Replacement seat for lawn tractors and riding mowers. Installs on the operator platform. Needed when original seat is cracked, torn, or broken.

Replacement seat for lawn tractors and garden tractors. Replaces worn, cracked, or damaged seats. Direct fit genuine part for comfortable operation.

Replacement seat for lawn tractors and riding mowers. Low-back design installs on operator platform. Needed when original seat is cracked, worn, or broken.