Rotary Lawn Mower - Catalog Number PR55Y21RH
Manufacturing ID Number: 96142001102
Component Identification and Parts List
The following tables and diagrams identify the various components of the Rotary Lawn Mower. All dimensions are provided in U.S. inches, where 1 inch = 25.4 mm.
Page 1: Exploded View Diagram
This page displays an exploded view of the lawn mower, illustrating the assembly of major components such as the upper and lower handles, control bar, engine, deck, wheels, and blade.
Page 2: Parts List (1-32)
| Key No. | Part No. | Description | Key No. | Part No. | Description |
|---|---|---|---|---|---|
| 1 | 188190X479 | Upper Handle | 33 | 73800500 | Nut, Hex, Nylock 5/16-18 |
| 2 | 151721X479 | Lower Handle | 34 | 184193 | Axle Arm Assembly, Rear, LH |
| 3 | 187940X428 | Control Bar | 36 | 184193 | Bolt, Rear Door |
| 4 | 183567 | Engine Zone Control Cable | 37 | 150078 | Screw |
| 5 | 191574 | Handle Bolt | 38 | 19112206 | Washer, Flat .34 x 1.38 |
| 6 | 189713X428 | Handle Knob | 40 | 188102 | Mounting Bracket, Debris Shield |
| 7 | 51793 | Hairpin Cotter | 41 | 192325 | Screw, Debris Shield |
| 8 | 66426 | Wire Tie | 43 | 187038 | Debris Shield |
| 9 | 180479 | Kit, Rear Door (Includes Key Numbers 16 and 17) | 44 | 176710 | Kit, Housing (Includes Key Numbers 10, 11, 12 and 45) |
| 10 | 128415 | Pop Rivet | 45 | 107339X | Danger Decal |
| 11 | 175069X479 | Support Bracket, LH | 46 | 184590 | Blade Adapter |
| 12 | 175070X479 | Support Bracket, RH | 47 | 189028 | Blade, 21" |
| 13 | 17060410 | Screw 1/4-20 x 5/8 | 48 | 851074 | Hardened Washer |
| 14 | 181017X479 | Handle Bracket Assembly, LH | 49 | 850263 | Helical Washer 3/8 |
| 15 | 181016X479 | Handle Bracket Assembly, RH | 50 | 851084 | Blade Bolt, Hex Head, Grade 8 |
| 16 | 180071 | Spring, Rear Door, LH | 57 | 860733X004 | Bracket, Upstop |
| 17 | 180072 | Spring, Rear Door, RH | 58 | 750634 | Screw |
| 18 | 132004 | Keps Locknut 1/4-20 | 59 | 175071 | Discharge Deflector |
| 19 | 179585 | Rope Guide | 60 | 175735 | Hinge Bracket |
| 20 | 189005 | Spring | 61 | 175285 | Spring |
| 21 | 88652 | Hinge Screw 1/4-20 x 1-1/4 | 62 | 175650 | Rod, Hinge |
| 22 | 185005 | Pulley, Engine | 63 | 73800400 | Nut, Hex |
| 23 | 187223 | Key, Hi-Pro | 64 | 175066 | Mulcher Door |
| 24 | Engine, Honda, Model Number GCV160 (For engine service and replacement parts, call Honda Engines at 1-800-426-7701) |
65 | 188152 | O-Ring | |
| 25 | 150406 | Screw, Hex Head, Threaded, Rolled 3/8-16 x 2 | 66 | 88348 | Washer, Flat 3/8 |
| 26 | 83923 | Nut, Hex, Flangelock 3/8-16 | 67 | 193498 | Kit, Bushing, High Wheel |
| 27 | 195630 | Wheel & Tire Assembly, Rear, 14" | 68 | 193028X428 | Bushing, Nylon, Black |
| 28 | 160828 | Bolt, Shoulder 5/16-18 | 96 | 192770 | Clip, Cable |
| 29 | 851201X004 | Washer, Engine, Zinc Plated | 162300 | Warning Decal (not shown) | |
| 30 | 180411X004 | Axle Arm Assembly, Rear, RH | 193733 | Operator's Manual, English | |
| 31 | 170143 | Selector Knob | 193736 | Operator's Manual, French | |
| 32 | 175053X004 | Selector Spring | 195732 | Repair Parts Manual, English / French |
Page 3: Exploded View Diagram
This page provides another perspective of the lawn mower's components, including the grass bag assembly, drive pulley, and gear case assembly.
Page 4: Parts List (1-31)
| Key No. | Part No. | Description | Key No. | Part No. | Description |
|---|---|---|---|---|---|
| 1 | 195091 | Drive Control Assembly, Complete | 32 | 189406 | Drive Pulley |
| 2 | 188277 | Cover, Top | 33 | 145212 | Locknut |
| 3 | 187353 | Pulley | 34 | 194854 | Wheel & Tire Assembly, Front |
| 4 | 195585 | Lever, Drive Control | 35 | 180915 | Kit, Wheel Adjuster, LH (Includes Knob and Bearing) |
| 5 | 188276 | Cover, Bottom | 36 | 187212 | Gear Case Assembly, Complete |
| 6 | 181698 | Screw #8 x .62 | 37 | 188331 | Pinion Assembly, LH |
| 7 | 184212X479 | Mounting Bracket | 38 | 73800400 | Locknut 1/4-20 |
| 8 | 184987 | Cap, Bottom | 40 | 182226 | Spring |
| 9 | 195412 | Cable, Drive | 41 | 180914 | Kit, Wheel Adjuster, RH (Includes Knob and Bearing) |
| 10 | 195175 | Decal, Drive Control Operation | 54 | 194697 | Grassbag Assembly |
| 11 | 185913 | Decal, Drive Control Adjustment (back) | 55 | 175739 | Driveshaft Cover |
| 12 | 12000058 | E-Ring | 57 | 188815 | Frame, Grassbag |
| 13 | 188330 | Pinion Assembly, RH | 61 | 187525 | Case, Lower |
| 14 | 189403 | Dust Cover | 62 | 187526 | Case, Upper |
| 15 | 184172 | Seal, Friction | 63 | 183499 | Gear, 27 Teeth |
| 16 | 67725 | Washer 1/2 x 1-1/2 x .134 | 66 | 187527 | Shaft, Input |
| 17 | 169911 | Bearing, Wheel Adjuster | 67 | 187528 | Spacer |
| 18 | 170143 | Selector Knob | 69 | 183505 | Wire, Formed |
| 19 | 175104 | Disc, Drive | 70 | 183506 | Bearing, Ball |
| 20 | 188291 | Spring, Torsion | 72 | 183508 | Seal, Output Shaft |
| 21 | 175098 | Pawl | 73 | 183509 | Washer |
| 22 | 175105 | Retainer, Drive, LH | 75 | 183511 | Bushing |
| 23 | 175103 | Pinion, Gear | 76 | 187529 | Shaft, Output |
| 24 | 175102 | Retainer, Drive, RH | 77 | 183513 | Screw |
| 25 | 188102 | Keeper, Belt | 78 | 183514 | Seal, Input Shaft |
| 26 | 173715 | Screw | * Use Dow Corning #709 to reseal Gear Case Halves. | ||
| 27 | 175262 | Pan Head Tapping Screw #10-24 x 2-3/4 | |||
| 28 | 180329 | Drive Cover | |||
| 29 | 169778 | V-Belt | |||
| 30 | 77400 | Hubcap | |||
| 31 | 132010 | Hex Flange Nut |
Important Usage Information
IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. Failure to do so could be hazardous, damage your lawn mower and void your warranty.
