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Bolens 663 lawn tractor Parts
Here are the diagrams and repair parts for Bolens 663 lawn tractor, as well as links to manuals and error code tables, if available.
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Browse Parts for 663 Riding Mowers & Tractors
Seat assembly diagram
Seat
Part #757-04001Replaced by #757P06245
Manufacturer substitutionThis part replaces 757-04001. Substitute parts can look different from the original.In Stock$261.45
Qty
Lawn Mower Flange Bearing
Part #741-0487AReplaced by #741-0487C
Manufacturer substitutionThis part replaces 741-0487A. Substitute parts can look different from the original.This item is not returnableIn Stock$10.7116% OFF Phone Price : $12.71
QtySeat assembly diagram
Insulator Nut
Part #726-0320Replaced by #926-0320
Manufacturer substitutionThis part replaces 726-0320. Substitute parts can look different from the original.In Stock$34.32QtyGrille assembly - 660,665,680,685 diagram
Headlight Lens
Part #731-1099AReplaced by #931-1099A
Manufacturer substitutionThis part replaces 731-1099A. Substitute parts can look different from the original.In Stock$132.788% OFF Phone Price : $144.78QtyEngine/muffler/deck diagram
Tie Push Module
Part #726-0154Replaced by #926-0154
Manufacturer substitutionThis part replaces 726-0154. Substitute parts can look different from the original.In Stock$11.4415% OFF Phone Price : $13.44QtyChute Assembly
Part #731-1032Replaced by #631-05229
Manufacturer substitutionThis part replaces 731-1032. Substitute parts can look different from the original.In Stock$108.8610% OFF Phone Price : $120.86QtyLift handle/lift shaft/frame diagram
Shift Bracket
Part #17630AReplaced by #17630A-0637
Manufacturer substitutionThis part replaces 17630A. Substitute parts can look different from the original.In Stock$28.09QtyEngine/muffler/deck diagram
Gasket
Part #721-0208Replaced by #692236
Manufacturer substitutionThis part replaces 721-0208. Substitute parts can look different from the original.In Stock$7.4412% OFF Phone Price : $8.44QtySwitch
Part #725-1396Replaced by #01003581P
Manufacturer substitutionThis part replaces 725-1396. Substitute parts can look different from the original.In Stock$120.50QtyEngine/muffler/deck diagram
Lawn & Garden Equipment Cable Tie
Part #725-0157Replaced by #726-0178
Manufacturer substitutionThis part replaces 725-0157. Substitute parts can look different from the original.This item is not returnableIn Stock$25.35Qty
Most common symptoms to help you fix your riding mowers & tractors
Choose a symptom to see related riding mower and lawn tractor repairs.
Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly...
Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo...
Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma...
Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, ...
Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim...
Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun...
Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, ...
Main causes: faulty battery, bad alternator...
Main causes: shift lever needs adjustment, neutral control needs adjustment...
Most common repair guides to help fix your riding mowers & tractors
These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.
How to replace the starter solenoid on a riding lawn mower
Replace the starter solenoid if it doesn't click when you turn the ignition key....
Repair time and Difficulty
30 minutes or less
How to replace a riding lawn mower ignition coil
If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in...
Repair time and Difficulty
30 minutes or less
How to replace a riding lawn mower fuel filter
Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up....
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your riding mowers & tractors
Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.
Get answers to frequently asked questions about Sears and Sears PartsDirect....
Learn some of the most common symbols found in a wiring diagram and what they mean....
Learn how to connect cables safely to jump-start your mower’s battery....
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