Chelsea PTO 823 Series Parts Manual
Model Number Designation
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price |
|---|
Power Take-Off Bill of Materials 823 Series
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 1P323 | P.t.o. Housing For Ass’y 3 & 6 1 | $1,554.04 | Add to Cart | ||
| 1P324 | P.t.o. Housing For Ass’y 4 & 5 1 | $1,103.67 | Add to Cart | |||
| 1P321 | P.t.o. Housing For Ass’y 3 & 6 (constant Mesh Only) 1 | $1,993.78 | Add to Cart | |||
| 1P322 | P.t.o. Housing For Ass’y 4 & 5 (constant Mesh Only) 1 | $2,150.40 | Add to Cart | |||
| 4 | 3P364 | Shaft, Output (“ab”, “ac” & “xv” Output) 1 1 | $935.90 | Add to Cart | ||
| 5 | 9P28 | Shaft, Idler No Pressure Lube (standard) 1 Or 1 Or | $182.34 | Add to Cart | ||
| 9P37 | Shaft, Idler Pressure Lube 1 Or 1 Or | $461.39 | Add to Cart | |||
| 9P82 | Shaft, Idler Self Lube 1 1 | $304.51 | Add to Cart | |||
| 379231 | Pipe Plug (.125" 27 N .p.t.) For Pressure Lube Idler Shaft (opt.) 1 1 | $1.50 | Add to Cart | |||
| 328075X | Hose, Pressure Lube (optional) 1 1 | $150.56 | Add to Cart | |||
| 6 | 14P27 | Spacer, Needle Bearing 1 1 | $20.82 | Add to Cart | ||
| 3282973X | Needle Roller Replacement Kit 1 1 | $87.93 | Add to Cart | |||
| 7 | 378389 | Needle Rollers (21 Per Set) 2 Sets 2 Sets | $2.68 | Add to Cart | ||
| 8 | 378769 | Thrust Bearing 2 2 | $148.20 | Add to Cart | ||
| 9 | 14P48 | Spacer, Needle Bearing 2 2 | $23.23 | Add to Cart | ||
| 10 | 31P90 | Thrust Washer. 4 4 | $9.04 | Add to Cart | ||
| 28P239 | O-ring 1 1 | $6.64 | Add to Cart | |||
| 12 | 28P240 | O-ring 1 1 | $5.99 | Add to Cart | ||
| 13 | 313431 | Spicer 1410 Companion Flange (“xv” Output) 1 1 | — | Call for availability | ||
| 379558 | Din 120 Companion Flange (“ab”) | $698.00 | Add to Cart | |||
| 379742 | Din 100 Companion Flange (“ac”) | $1,076.21 | Add to Cart | |||
| 14 | 378382 | Nut, Hex (.875" 14) (“ab”, “ac” & “xv”) 1 1 | $60.21 | Add to Cart | ||
| 15 | 21P66 | Bearing Cover, Closed End (“ab”, “ac”, “xs”, “xu”, “xv” & “xy”) 1 1 | $250.24 | Add to Cart | ||
| 16 | 55P19 | Gasket, Shim 2 2 | $12.09 | Add to Cart | ||
| 17 | 55P61 | Shim Plastic A.r. A.r. | $5.31 | Add to Cart | ||
| 55P62 | Shim Plastic A.r. A.r. | $7.95 | Add to Cart | |||
| 18 | 560946 | Bearing Cup 2 2 | $48.05 | Add to Cart | ||
| 19 | 560945 | Cone Bearing Standard Shaft (“ab”, “ac”, “xs”, “xu”, “xy” & “xv”) 2 2 | $201.25 | Add to Cart | ||
| 20 | 21P65 | Bearing Cover, Open End (“ab”, “ac”, “xv”) 1 1 | $358.46 | Add to Cart | ||
| 21 | 28P211 | Oil Seal Standard Shaft 1 1 | $35.18 | Add to Cart | ||
| 22 | 37843314 | Capscrew, Hex Head (.500" 13 X 1 .50") 4 4 | $3.89 | Add to Cart | ||
| 23 | 3784314 | Screw, Hex Head (.375" 16 X .500") 4 4 | $2.14 | Add to Cart | ||
| 24 | 11P135 | Shaft, Shifter 1 | $173.53 | Add to Cart | ||
| 25 | 379614 | Fitting Indicator Switch 1 | $155.48 | Add to Cart | ||
| 26 | 37P51 | Shifter Spring 2 | $6.06 | Add to Cart | ||
| 27 | 378008 | Shifter Ball 2 | — | Call for availability | ||
| 28 | 28P218 | Oil Seal Shifter Shaft 2 | $17.97 | Add to Cart | ||
| 29 | 379613 | Copper Gasket 1 | $14.12 | Add to Cart | ||
| 30 | 379639 | Indicator Switch 1 | $25.03 | Add to Cart | ||
| 31 | 379612 | Plunger 1 | $16.93 | Add to Cart | ||
| 32 | 38P8 | Poppet Cap 1 | $64.83 | Add to Cart | ||
| 33 | 5003813 | Jam Nut, Hex (.438" 20) 1 | $1.10 | Add to Cart | ||
| 34 | 36P1 | Eye Bolt (.438" 20) 1 | $56.02 | Add to Cart | ||
| 35 | 32P122 | Shift Fork, Ass’y 3 & 6. 1 | $374.39 | Add to Cart | ||
| 32P121 | Shift Fork, Ass’y 4 & 5. 1 | $327.06 | Add to Cart | |||
| 36 | 4P110 | Driveshaft Spacer (constant Mesh Only) 2 | $146.90 | Add to Cart | ||
| 37 | 378916 | Capscrew, Shift Fork (.375" 24 X 1 .375") 1 | $6.67 | Add to Cart | ||
| 41 | 27P9 | Retaining Plate 1 1 | $3.19 | Add to Cart | ||
| 42 | 3784308 | Capscrew, Hex Head (.312" 18 X .750") 1 1 | $2.06 | Add to Cart | ||
| 43 | 35P93 | Gasket, Cover Plate 1 1 | $11.55 | Add to Cart | ||
| 44 | 34P133 | Cover Plate 1 1 | $35.11 | Add to Cart | ||
| 45 | 3784296 | Hex Capscrew (.250" 20 X .625") 4 4 A.r. As Required — | $3.62 | Add to Cart | ||
| 3281708X | Mounting Stud Kit 1 1 | $57.14 | Add to Cart | |||
| 46 | 378054 | Dowel Pin 2 2 | $4.88 | Add to Cart | ||
| 47 | 37942421 | Stud (.438" 14 & .438" 20 X 2 .250") 8 8 | $5.84 | Add to Cart | ||
| 49 | 379745 | Flange Nut (.438" 20) 8 8 | $2.34 | Add to Cart | ||
| 328170185X | Mounting Stud Kit | $168.60 | Add to Cart | |||
| 378054 | Dowel Pin | $4.88 | Add to Cart | |||
| 37942922 | Stud Metric (.438" 20 & M12 .125" X 2 .250") , - - | $13.81 | Add to Cart | |||
| 379745 | Flange Nut (.438" 20) - | $2.34 | Add to Cart | |||
| 3289488X | Gasket & Installation Kit | $22.26 | Add to Cart | |||
| 50 | 35P151 | Gasket (.010") 2 2 | $3.00 | Add to Cart | ||
| 35P152 | Gasket (.020") 2 2 | $3.52 | Add to Cart | |||
| 3287511X | Lever Control Indicator Light Installation Kit (“y” Shift) | $65.59 | Add to Cart | |||
| 32838861X | Air Shift Installation Kit (“a” Shift) | $498.47 | Add to Cart | |||
| 329218X | Indicator Switch Service Kit (“v” Shift) | $18.40 | Add to Cart | |||
| 378414 | Pressure Protection Valve (“v” Shift) | $66.97 | Add to Cart | |||
| 3283682X | Needle Rollers Field Replacement Kit 1 1 | $183.66 | Add to Cart | |||
| 3283562X | Gasket & Seal Kit 1 | $142.81 | Add to Cart | |||
| 3283563X | Gasket & Seal Kit, W/shifter Seal (“ab”, “ac”, “xv” Output) 1 1 | $114.39 | Add to Cart | |||
| 3283564X | Gasket, O-ring & Seal Kit | $133.77 | Add to Cart | |||
| 3283565X | Gasket & Seal Kit 1 | $123.59 | Add to Cart | |||
| 3283566X | O-ring & Gasket Mounting Kit | $95.24 | Add to Cart |
Power Take-Off Air Shift 823 Series
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 379027 | Air Cylinder Cap | 2 | $155.60 | Add to Cart | |
| 2 | 5008975 | Shipping Plug | 2 | — | Call for availability | |
| 3 | 28P61 | O-ring | 2 | $7.18 | Add to Cart | |
| 4 | 37843131 | Hex. Head Capscrew .375" 16 X 4.25" | 2 | $7.52 | Add to Cart | |
| 5 | 65P29 | Air Cylinder Body | 1 | $345.99 | Add to Cart | |
| 6 | 66P24 | Piston Shifter | 1 | $134.76 | Add to Cart | |
| 8 | 22P113 | Gasket | 1 | $38.16 | Add to Cart | |
| 9 | 38P8 | Poppet Cap .500" 20 | 1 | $64.83 | Add to Cart | |
| 10 | 28P198 | O-ring Shifter Cylinder | 1 | $7.10 | Add to Cart | |
| 37P51 | Shifter Spring | 1 | $6.06 | Add to Cart | ||
| 12 | 11P135 | Shifter Shaft | 1 | $173.53 | Add to Cart | |
| 13 | 378002 | Shifter Ball | 1 | $1.63 | Add to Cart | |
| 14 | 378916 | Capscrew .375" 24 X 1 .375" (shifter Fork) | 1 | $6.67 | Add to Cart | |
| 15 | 32P122 | Shifter Fork (ass’y 3 & 6) | .1 or | $374.39 | Add to Cart | |
| 32P121 | Shifter Fork (ass’y 4 & 5) | 1 | $327.06 | Add to Cart | ||
| 16 | 38P218 | Oil Seal | 1 | — | Call for availability | |
| 17 | 379639 | Indicator Switch (normally Off) | 1 | $25.03 | Add to Cart | |
| 18 | 35P99 | Gasket Shifter Cap | 1 | $13.48 | Add to Cart | |
| 19 | 379614 | Fitting Indicator Switch (adapter .562" 18 To .500" 20) | 1 | $155.48 | Add to Cart | |
| 20 | 3784314 | Hex. Head Capscrew .375" 16 X .500" | 2 | $2.14 | Add to Cart | |
| 21 | 379612 | Plunger (indicator Switch) | 1 | $16.93 | Add to Cart | |
| 22 | 65P31 | Cap Shifter Shaft | 1 | $33.66 | Add to Cart | |
| 23 | 379613 | Cooper Gasket (indicator Switch Fitting) 5 2 9 11 13 15 17 19 21 23 10 12 14 16 18 20 22 | 1 | $14.12 | Add to Cart |
Output Options Bill of Materials 823 Series
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| DIN5462ISO14 | 1 1 1 | — | Call for availability |
Assembly Arrangements
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 5P28532 | Spur 18 2-P-312 32 | — | Call for availability | |||
| 5P22332 | Spur 18 2-P-312 32 | — | Call for availability | |||
| 5P63635 | Spur 18 2-P-312 32 | — | Call for availability | |||
| 5P97132 | Spur 20 2-P-315 30 | — | Call for availability | |||
| 5P29332 | Spur 20 2-P-315 30 | — | Call for availability | |||
| 5P98032 | Spur 21 2-P-308 29 | — | Call for availability | |||
| 5P29432 | Spur 21 2-P-308 29 | — | Call for availability | |||
| 5P32532 | Spur 23 2-P-31 1 27 | — | Call for availability | |||
| 5P22432 | Spur 23 2-P-31 1 27 | — | Call for availability | |||
| 5P28332 | Spur 25 2-P-309 25 | — | Call for availability | |||
| 5P28432 | Spur 25 2-P-309 25 | — | Call for availability | |||
| 5P63735 | Spur 25 2-P-309 25 | — | Call for availability | |||
| 5P72132 | Spur 29 2-P-630 21 | — | Call for availability |
Additional Parts Listed in This Manual
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 329174X | Pump Flange & Instructions Tag | 1 | $422.47 | Add to Cart | ||
| 21-P-340 | Pump Flange "xw" Only | $292.05 | Add to Cart | |||
| 379616 | Instruction Tag | $7.18 | Add to Cart | |||
| 3-P-726 | Pump Shaft | 1 | $1,068.57 | Add to Cart | ||
| 28-P-212 | Oil Seal | 1 | $24.02 | Add to Cart | ||
| 28-P-245 | O-ring (furnished By Customer) | 1 | $45.00 | Add to Cart | ||
| 560944 | Tapered Bearing Cone | 1 | $150.00 | Add to Cart | ||
| 3-P-950X | Output Shaft, Greabable | 1 | $1,478.04 | Add to Cart | ||
| 21-P-655 | Bearing Cap, Rear | 1 | $610.35 | Add to Cart | ||
| 28-P-226 | Shaft Seal | 1 | $70.54 | Add to Cart | ||
| 379432-1 | Cap Screw Sockethead (.312" 18 X .375") | 3 | $20.84 | Add to Cart | ||
| 3-P-863 | Output Shaft, Self Lub ("lg") 1 Or | — | Call for availability | |||
| 3-P-864 | Output Shaft, Self Lub ("lh", "lj") | 1 | — | Call for availability | ||
| 329105X | Self Lube Assembly | 1 | $376.41 | Add to Cart | ||
| 378450-8 | Allen Hex Head Capscrew (.500" 13 X 1.500") 4 | $9.01 | Add to Cart | |||
| 500841-1 | 90° Street Elbow | 1 | $9.09 | Add to Cart | ||
| 329092X | Pressure Lube Hose Assembly | 1 | $92.32 | Add to Cart | ||
| 21-P-382 | Bearing Cap, Open | 1 | $487.06 | Add to Cart | ||
| 379056-47 | Shoulder Stud (.500" 13 20 X 3.750") | 4 | — | Call for availability | ||
| 500356-13 | Lockwasher | 4 | $1.31 | Add to Cart | ||
| 500381-5 | Nut, Hex (.500" 20) | 4 | $1.33 | Add to Cart | ||
| 500365-37 | Flat Washer | 4 | $1.25 | Add to Cart | ||
| 3-P-826 | Output Shaft, Pump | 1 | — | Call for availability | ||
| 21-P-470 | Pump Flange | 1 | — | Call for availability | ||
| 3-P-946 | Output Shaft, Pump | 1 | — | Call for availability | ||
| 21-P-648 | Pump Flange | 2 | — | Call for availability | ||
| 35-P-16 | Shifter Cover | 2 | $6.62 | Add to Cart | ||
| 378431-28 | Capscrew | 4 | $2.50 | Add to Cart | ||
| 65-P-16 | Shifter Cylinder | 2 | — | Call for availability | ||
| 66-P-5 | Shifter Pin 2 | — | No longer available — call for replacement | |||
| 328591-136X | Conversion Kit "xs" To "gs" | $3,104.94 | Add to Cart | |||
| 28-P-196 | O-ring (viton) | 1 | $60.36 | Add to Cart | ||
| 22-P-98 | Gasket | 1 | $9.45 | Add to Cart | ||
| 500168-2 | Fitting | 1 | $6.59 | Add to Cart | ||
| 379819 | Grease Fit | 1 | $2.07 | Add to Cart | ||
| 379688 | Lubricant-spline | 1 | $8.98 | Add to Cart | ||
| 3-P-950 | Output Shaft Assembly | 1 | — | No longer available — call for replacement | ||
| 328591-137X | Conversion Kit "xv" To "gs" | — | No longer available — call for replacement | |||
| 379442 | Stud | 4 | $53.51 | Add to Cart | ||
| 378978 | Indicator | 1 | $25.82 | Add to Cart | ||
| 379252 | Butt Connector | 2 | $2.30 | Add to Cart | ||
| 68-P-18 | Name Plate | 1 | $4.50 | Add to Cart | ||
| 379640 | Booted Connector | 1 | $18.40 | Add to Cart | ||
| 379900 | Ass'y Fuse | 1 | $5.99 | Add to Cart | ||
| 68-P-28 | Name Plate | 1 | $7.47 | Add to Cart | ||
| 328388-45X | Air Shift | 1 | $99.13 | Add to Cart | ||
| 329090-2X | Valve Kit | 1 | — | Call for availability | ||
| 328864X | Shifter Valve | 1 | $270.35 | Add to Cart | ||
| 379044-7 | Nylon Tubing | 1 | $41.17 | Superseded by 3790446Add to Cart | ||
| 379130 | Support Bracket | 2 | $3.48 | Add to Cart | ||
| 379254-16 | Ring Connector | 1 | — | No longer available — call for replacement | ||
| 1P784 | Housing (3 & 6 Arrangement) | 1 or | $1,563.82 | Add to Cart | ||
| 1P785 | Housing (4 & 5 Arrangement) | 1 | $1,979.92 | Add to Cart | ||
| 1P798 | Housing (detroit® DT12® Only) | — | Call for availability | |||
| 9P131 | Idler Shaft (1 .180") (detroit® DT12® Only) | 1 | $467.48 | Add to Cart | ||
| 11P170 | Shifter Shaft (.810") (air Shift) | 1 | $184.07 | Add to Cart | ||
| 380669 | Lock Plate (detroit® DT12® Only) | 1 | $20.41 | Add to Cart | ||
| 28P389 | Oil Seal (1 .752 " X .812 " X .312 ") (lever Shift) | 2 | $34.30 | Add to Cart | ||
| 28P336 | O-ring (1 .171 X .139) (detroit® DT12® Only) | 1 | $13.66 | Add to Cart | ||
| 28P42 | O-ring (1 .051 " X .070") (detroit® DT12® Only) | 1 | $3.59 | Add to Cart | ||
| 50035711 | Lock Washer (.688" X .382 " X .094") | 4 | $1.15 | Add to Cart | ||
| 68P511 | Adhesive Label | 1 | — | Call for availability | ||
| 28P241 | O-ring (1 .234" X .139") | 2 | $9.14 | Add to Cart | ||
| 65P57 | Air Shifter Cylinder. | 2 | $82.68 | Add to Cart | ||
| 66P61 | Air Shift Piston | 2 | $96.62 | Add to Cart | ||
| 380600 | Bh Cap Screw (.375 " -24 X 1 .000") | 2 | $5.72 | Add to Cart | ||
| 28P388 | O-ring (1 .739" X .070") | 2 | $2.67 | Add to Cart | ||
| 3794336 | Socket Head Cap Screw (.375 " -16 X 1 .000") | 4 | $3.34 | Add to Cart | ||
| 69P18 | Wet Spline Tag (xs & Xu Only) | 1 | $6.83 | Add to Cart | ||
| 8A165 | Spacer (8-Bolt) (823XT Only) | 1 | $148.78 | Add to Cart | ||
| 14P821 | Spacer (detroit® DT12® Only Only) | 1 | $43.74 | Add to Cart | ||
| 14P822 | Spacer (detroit® DT12® Only Only) | A.R. | $43.74 | Add to Cart | ||
| 14P823 | Spacer (detroit® DT12® Only Only) | A.R. | $43.74 | Add to Cart | ||
| 14P824 | Spacer (detroit® DT12® Only Only) | A.R. | $43.74 | Add to Cart | ||
| 562001CHD | Tapered Bearing Assembly (detroit® DT12® Only) | 1 | — | Call for availability | ||
| 561026 | Tapered Bearing Cone (detroit® DT12® (detroit® DT12® Only) 20-22 For Bill Of Materials For The Below Loose Parts. Stud Kits | 1 | $131.13 | Add to Cart | ||
| 328170220X | Mounting Stud Kit DT12® | 1 | $463.57 | Add to Cart | ||
| 7170116X | Stud Kit (823XT Only) Installation Instruction Kit | 1 | $203.53 | Add to Cart | ||
| 32864853X | Gasket & Installation Instructions Kit (detroit® DT12®) Installation Kits | 1 | — | Call for availability | ||
| 328390154X | Air Shift Field Conversion Kit | 1 | $963.78 | Add to Cart | ||
| 329979X | Air Shift Retrofit Kit (use With 1 -P-784 & 1 -P-785) (see Page 1 1) | 1 | $963.30 | Add to Cart | ||
| 32838893X | 12VDC Elec/air Shift (p Shift) Service Kits | 1 | $641.06 | Add to Cart | ||
| 5P643 | 33 Spur 25 2-P-309 25 | — | Call for availability | |||
| 5P732 | 39 Left Hand 25 2-P-309 25 | — | Call for availability | |||
| 5P851 | 56 Spur 25 2-P-309 25 | — | Call for availability | |||
| 5P290 | 29 Left Hand 26 2-P-310 24 | — | Call for availability | |||
| 5P721 | 32 Spur 29 2-P-630 21 | $1,537.92 | Add to Cart | |||
| 5P808 | 35 Spur 29 2-P-630 21 | $1,613.98 | Add to Cart | |||
| 5P847 | 55 Spur 29 2-P-630 21 | — | Call for availability | |||
| 5P852 | 56 Spur 29 2-P-630 21 143 49 Spur 29 2-P-630 21 | — | Call for availability | |||
| 5P1395 | 34 Spur 32 2-P-828 18 | $1,614.00 | Add to Cart | |||
| 5P1638 | 29 Left Hand 21 2-P-308 29 | — | Call for availability | |||
| 5P1640 | 29 Left Hand 25 2-P-309 25 | — | Call for availability | |||
| 5P1641 | 29 Left Hand 29 2-P-308 21 | — | Call for availability | |||
| 5P1647 | 29 Left Hand 25 2-P-309 25 | — | Call for availability | |||
| 5P1648 | 29 Left Hand 29 2-P-308 21 | — | Call for availability | |||
| 5P1649 | 29 Left Hand 32 2-P-828 18 | $585.50 | Add to Cart | |||
| 5P1652 | 30 Left Hand 21 2-P-308 29 | $706.15 | Add to Cart | |||
| 5P1654 | 30 Left Hand 25 2-P-309 25 | — | Call for availability | |||
| 65P62 | Shifter Cap | 1 | — | Call for availability | ||
| 380657 | Cylinder Cap | 1 | — | Call for availability | ||
| 37843110 | Hex Head Cap Screw (.375 " -16 X 1 .000") | 2 | $3.52 | Add to Cart | ||
| 69P31 | Installation Instructions | 1 | $2.04 | Add to Cart | ||
| 42P255 | Input Designator (330032X Ma) | 1 | — | Call for availability | ||
| 42P256 | Input Designator (330033X Mb) | 1 | — | Call for availability | ||
| 9P133 | Adapter Shaft DT12® Hd | 1 | — | Call for availability | ||
| 43P175 | Adapter Gear (330032X Ma) | 1 | — | Call for availability | ||
| 43P176 | Adapter Gear (330033X Mb) | 1 | $978.02 | Add to Cart | ||
| 43P177 | Adapter Gear (330034X Mc) | 1 | — | Call for availability | ||
| 562004 | Cone Bearing Assembly (1 .312 " X 3 .000" X 1 .156") | 2 | — | Call for availability | ||
| 562005 | Cup Bearing (1 .312 " X 3 .000" X 1 .156") | 2 | — | Call for availability | ||
| 14P93 | Bearing Spacer (1 .314 X 1 .700" X .200") | 1 | — | Call for availability | ||
| 55P451 | Shim (1 .328" X 1 .700" X .001 ") | A.R. | — | Call for availability | ||
| 55P452 | Shim (1 .328" X 1 .700" X .003 ") | A.R. | — | Call for availability | ||
| 55P453 | Shim (1 .328" X 1 .700" X .006") | A.R. | — | Call for availability | ||
| 55P454 | Shim (1 .328" X 1 .700" X .009") | A.R. | — | Call for availability | ||
| 55P455 | Shim (1 .328" X 1 .700" X .012 ") | A.R. | — | Call for availability | ||
| 55P456 | Shim (1 .328" X 1 .700" X .015 ") | A.R. | — | Call for availability | ||
| 380675CHD | Flange Nut DT12® | 1 | — | Call for availability | ||
| 50059718 | Roll Pin (.188" X 1 .500") | 1 | $1.63 | Add to Cart | ||
| 69P37 | Caution Tag 1 | 1 | $10.00 | Add to Cart | ||
| 5003766 | 500357-7 500448-9X 1 | — | No longer available — call for replacement | |||
| 85SP | R | v | — | Call for availability |
This is the complete factory parts breakdown for the Chelsea PTO 823 — every part in the manual, matched to our live inventory. We stock 166 of the 233 parts above; click any part number to view it, or add it straight to your cart. Click a number on any diagram to jump to that part.
No parts match that search — try the part number with no dashes.
This Chelsea Illustrated Parts List covering the 823 PTO helps you identify the correct gear sets, shifter kits and service parts for your power take-off before you order.
| Models covered | 823 |
| PTO type | Chelsea 800 Series |
| Document | Illustrated Parts List (Chelsea) |
| Length | 32 pages |
| Format | PDF — free download |
What’s inside
- Gear sets & output shaft assemblies
- Shifter & air-shift control kits
- Mounting gaskets & adapter plates
- Housings & cover assemblies
- Seal, bearing & snap-ring kits
- Application & ratio reference tables
- Exploded views with OEM part numbers
Chelsea parts & units we stock
Pro Gear and Transmission stocks new, remanufactured and good-used parts for Chelsea PTO units:
Not sure exactly which unit you have? Check our identification guides, or Ask an Expert — send us photos of your data tag and our drivetrain specialists will identify the unit and the exact parts you need. Or call (877) 776-4600.
Browse all Chelsea PTO parts — rebuild kits, seal kits, gears & shift covers — or shop complete Chelsea PTO units.