GC8500 Series:Arm Bed Componets
| 7506-9201 | Thread take-up lever link pin |
| 7506-9204 | Needle bar crank |
| 7506-9205 | Main shaft middle bushing |
| 7506-9123 | Bevel gear |
| 7506-9182 | Main shaft |
| 7506-9209 | Main shaft |
| 7506-9208 | Feed drivc eccentric |
| 7506-9207 | Main shaft thrust collar |
| 7506-9206 | Main shaft front bushing subassembly |
| 7506-9203 | Needle bar crank connecting rool |
| 7506-9202 | Thread take-up crank subassembly |
| 7506-9065 | Thread Take-up subassembly |
GC8500 Series：Presser Bar Components
| 7506-9244 | Pressure lever |
| 7506-9248 | Pin |
| 7506-9249 | Tension release lever |
| 7506-9250 | Lifting lever presser rod |
| 7506-9251 | Lifting |
| 7506-9253 | Connecting rod subassembly |
| 7506-9252 | Lifting hook |
| 7506-9254 | Hand lifer cam asm |
| 7506-9062 | Hand lifer lever |
| 7506-9255 | Lifting lever presser rod |
| 7506-9244 | Pressure lever |
| 7506-9119 | Thread release finger |
| 7506-9245 | Presser bar guide braket |
| 7506-9170 | Presser bar |
| 7506-9246 | Presser bar bushing |
GC8500 Series：Feed Machanism Components
| 7506-9223 | Feed Bar Body Subassembly | 7506-9228 | Feed crank screw |
| 7506-9218 | Feed bolder shaft | 7506-9229 | Feed rocker crank pin |
| 7506-9219 | Feed rocker | 7506-9230 | Longer feed driving rocker slate |
| 7506-9220 | Feed rocker shaft bushing | 7506-9231 | Feed rocking shaft connecting rod pin |
| 7506-9221 | Feed rocker shaft retaining ring | 7506-9232 | Shofter feed driving rocker slate |
| 7506-9222 | Feed rocker shaft | 7506-9233 | Shorter feed driving rocker slate connecting pin |
| 7506-9208 | Feed drivc eccentric cam asm | 7506-9234 | Feed driving rocker slate subassembly |
| 7506-9261 | Screw | 7506-9235 | Feed rocking shaft connecting rod |
| 7506-9226 | Feed regulator stud | 7506-9124 | Reverse feed control lever |
| 7506-9225 | Feed driving shaft | 7506-9236 | Feed reversing spring |
| 7506-9227 | Feed driving shaft crank | 7506-9237 | Feed reverse lever clamping screw |
| 7506-9224 | Feed lifting shaft crank | 7506-9238 | Feed reverse crank subassembly |
| 7506-9239 | Feed reverse lever hinge screw | ||
| 7506-9240 | Feed reverse shaft O-rign | ||
| 7506-9241 | Feed reverse connecting rod | ||
| 7506-9242 | Feed regulator bushing | ||
| 7506-9243 | Feed reguiator | ||
| 7506-9121 | Lock pin | ||
| 7506-9185 | Adjusting link spring | ||
| 7506-9186 | Feed spring hook |
GC8500 Series：Fabric-picring Mook Driving Components
| 7505-1014 | BC-DBI |
| 7505-3011 | HSH-7.94B |
| 7506-9184 | Needle bar thread guide |
| 7506-9080 | Rotating hoot positioning finger |
| 7506-9210 | Needle bar upper bushing |
| 7506-9183 | Needlle bar connection asm |
| 7506-9084 | Needle bar |
| 7506-9118 | Needle bar lower bushing |
| 7506-9114 | Needle bar thread guide |
| 7506-9120 | Needle bar trough |
| 7506-9215 | Bevel pinion |
| 7506-9214 | Upright shaft |
| 7506-9216 | Bevel gear |
| 7506-9260 | Hook driving shaft |
| 7506-9213 | Hook driving shaft thrust collar |
| 7506-9211 | Hook driving shaft front thrust collar |
GC8500 Series: Main Shaft Thread Take-up Components
| 7506-9201 | Thread take-up lever link pin |
| 7506-9204 | Needle bar crank |
| 7506-9205 | Main shaft middle bushing |
| 7506-9123 | Bevel gear |
| 7506-9182 | Main shaft |
| 7506-9209 | Main shaft |
| 7506-9208 | Feed drivc eccentric |
| 7506-9207 | Main shaft thrust collar |
| 7506-9206 | Main shaft front bushing subassembly |
| 7506-9203 | Needle bar crank connecting rool |
| 7506-9202 | Thread take-up crank subassembly |
| 7506-9065 | Thread Take-up subassembly |
