Chelsea PTO 878 Series Parts Manual
Model Number Designation
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price |
|---|
Assembly
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 3P1072 | Output Shaft 10T Straight (329723X) (bb, Bc, Bv) | 1 | $647.72 | Add to Cart | |
| 2 | 28P244 | O-ring (1 .174" X .103") | 2 | $5.03 | Add to Cart | |
| 3 | 380069 | Lockring | 1 | $6.90 | Add to Cart | |
| 4 | 378576 | Lockring | 1 | $3.16 | Add to Cart | |
| 5 | 3291791X | Piston & Back-up Cylinder Assembly | 1 | $268.17 | Add to Cart | |
| 3793231 | Cylinder Clutch Back-up | 1 | $102.10 | Add to Cart | ||
| 3800571 | Piston Clutch Hydraulic | 1 | $85.93 | Add to Cart | ||
| 28P178 | O-ring (4.484" X .138") | 1 | $41.94 | Add to Cart | ||
| 6 | 329678X | Gear & Plates Kit | 1 | $474.31 | Add to Cart | |
| 379485 | Friction Disc | 1 1 | $14.45 | Add to Cart | ||
| 380065 | Clutch Plate | 10 | $16.48 | Add to Cart | ||
| 2P858 | Inner Gear Hub | 1 | $186.14 | Add to Cart | ||
| 7 | 37P39 | Spring (2 .552 " X 1 .985") 12 Corporation Ms 38654 Usa | 1 | $6.55 | Add to Cart |
Allison
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 30004000 | — | Call for availability |
Caterpillar
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price |
|---|
Parts List Bill Of Materials 878 Series
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1 | 1P816 | Housing (5 Arrangement) (w/ 3/8" Bearing Cap Bolts & O-ring) | 1 or | $951.24 | Add to Cart | |
| 1P817 | Housing (3 Arrangement) (w/ 3/8" Bearing Cap Bolts & O-ring) | 1 | $951.24 | Add to Cart | ||
| 2A | 14P821 | Spacer (1 .191 " X 1 .750" X .080") | 1 | $43.74 | Add to Cart | |
| 2B | 14P821 | Spacer (1 .191 " X 1 .750" X .080") (thickness As Required) | 1 or | $43.74 | Add to Cart | |
| 14P822 | Spacer (1 .191 " X 1 .750" X .085") | 1 or | $43.74 | Add to Cart | ||
| 14P823 | Spacer (1 .191 " X 1 .750" X .090") | 1 or | $43.74 | Add to Cart | ||
| 14P824 | Spacer (1 .191 " X 1 .750" X .094") | 1 | $43.74 | Add to Cart | ||
| 3 | 22P112 | Gasket | 1 | $20.18 | Add to Cart | |
| 4 | 28P329 | O-ring (5 .487 " X .103") | 1 | $44.96 | Add to Cart | |
| 5 | 9P99 | Idler Shaft Not Sold Separately | 1 | $273.42 | Add to Cart | |
| 8 | 380064 | Lockring | 1 | $14.60 | Add to Cart | |
| 9 | 561026 | Tapered Cone Bearing (1 .181 " X .984") | 2 | $131.13 | Add to Cart | |
| 10 | 28P42 | O-ring (1 .050" X .070") | 1 | $3.59 | Add to Cart | |
| 3784527 | Set Screw Socket Head (.250" -20 X .500") | 1 | $4.37 | Add to Cart | ||
| 12 | 3784476 | Cap Screw Socket Head (.312 " -18 X 1 .000") | 3 | $4.33 | Add to Cart | |
| 13 | 379486 | 90° Elbow (.438" -20) | 1 | $28.97 | Add to Cart | |
| 15 | 68P511 | Adhesive Label | 1 | — | Call for availability | |
| 16 | 379231 | Pipe Plug (.125" -27) | 1 | $1.50 | Add to Cart | |
| 17 | 379242 | Straight Adapter (.125" -27 X .750" -16) | 1 | $22.23 | Add to Cart | |
| 18 | 550311 | Ball Bearing (1 .770" X 3 .346" X .748") | 1 | $81.15 | Add to Cart | |
| 19 | 561047 | Needle Roller Bearing Assembly (1 .500" X 2 .062 " X 1 .250") | 1 | $156.82 | Add to Cart | |
| 20 | 378263 | Internal Lockring | 1 | $19.87 | Add to Cart | |
| 21 | 379555 | Lockring | 1 | $23.13 | Add to Cart | |
| 22 | 38056314 | Cap Screw Hex Flange Head (.375" -16 X 1 .500") | 4 | $7.14 | Add to Cart | |
| 24 | 21P932 | Bearing Cap (xv & Sv Output Only) (w/ 3/8" Bearing Cap Bolts & O-ring) Options Section Pages 36-40 For More Options. | 1 | $253.94 | Add to Cart | |
| 25 | 28P211 | Oil Seal (3 .000" X 2 .000" X .375") (xv Output Only) | 1 | $35.18 | Add to Cart | |
| 26 | 380503 | 1410 Series Companion Flange (xv Output Only) | 1 | $754.86 | Add to Cart | |
| 27 | 380486 | Thin Nylon Lock Nut (.875" -14) | 1 | $60.21 | Add to Cart | |
| 28 | 3P1068 | Output Shaft 10T Straight | 1 | $688.51 | Add to Cart | |
| 29 | 379668 | Lockring | 2 | $3.21 | Add to Cart | |
| 31 | 21P690 | Seal Cap | 1 | $498.30 | Add to Cart | |
| 32 | 3795642 | Thread Cap (.438") | 1 | $1.23 | Add to Cart | |
| 33 | 4P191 | Spacer (.885" X 1 .750" X .188") Continued On Next 31 Corporation Ms 38654 Usa | 1 | $47.70 | Add to Cart |
Parts List Bill Bill Of Of Materials Materials 878 Series
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 32907179X | Gasket & Seal Kit | 1 | $318.33 | Add to Cart | ||
| 32907159X | Bearing Kit Stud Kits | 1 | $1,048.64 | Add to Cart | ||
| 717086X | Stud Kit (fj Qt Gear) | 1 | $84.46 | Add to Cart | ||
| 7170117X | Stud Kit (kv Gear) Installation Instructions Kit | 1 | $78.00 | Add to Cart | ||
| 3289489X | Gasket & Installation Instructions Kit (all) Hose Assembly Kit | 1 | $42.19 | Add to Cart | ||
| 3291411X | Pressure Hose Assembly Output Conversion Kits | 1 | $156.32 | Add to Cart |
Gear Ratio Options 878 Series
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 878AFJ | 5-P-1428-1X 5-P-1428 50 (1) 5-P-1545 24 2-P-862 | 40 | — | Call for availability | ||
| 878BFJ | 5-P-1428-2X 5-P-1428 50 (2) 5-P-1546 25 2-P-872 | 39 | — | Call for availability | ||
| 878CFJ | 5-P-1428-3X 5-P-1428 50 5-P-1439 26 2-P-873 | 38 | — | Call for availability | ||
| 878DFJ | 5-P-1428-4X 5-P-1428 50 5-P-1440 27 2-P-874 | 37 | — | Call for availability | ||
| 878EFJ | 5-P-1428-5X 5-P-1428 50 5-P-1432 29 2-P-865 | 35 | — | Call for availability | ||
| 878FFJ | 5-P-1428-6X 5-P-1428 50 5-P-1433 31 2-P-866 | 33 | — | Call for availability | ||
| 878KFJ | 5-P-1428-10X 5-P-1428 50 5-P-1524 32 2-P-940 | 32 | — | Call for availability | ||
| 878GFJ | 5-P-1428-7X 5-P-1428 50 5-P-1457 33 2-P-888 | 31 | — | Call for availability | ||
| 878HFJ | 5-P-1428-8X 5-P-1428 50 5-P-1455 34 2-P-881 | 30 | — | Call for availability | ||
| 878JFJ | 5-P-1428-9X 5-P-1428 50 5-P-1474 35 2-P-902 | 29 | — | Call for availability | ||
| 878AKV | 5-P-1468-1 1X 5-P-1468 45 (1) 5-P-1545 24 2-P-862 | 40 | — | Call for availability | ||
| 878BKV | 5-P-1468-12X 5-P-1468 45 (2) 5-P-1546 25 2-P-872 | 39 | — | Call for availability | ||
| 878CKV | 5-P-1468-13X 5-P-1468 45 5-P-1439 26 2-P-873 | 38 | — | Call for availability | ||
| 878DKV | 5-P-1468-14X 5-P-1468 45 5-P-1440 27 2-P-874 | 37 | — | Call for availability | ||
| 878EKV | 5-P-1468-15X 5-P-1468 45 5-P-1432 29 2-P-865 | 35 | — | Call for availability | ||
| 878FKV | 5-P-1468-16X 5-P-1468 45 5-P-1433 31 2-P-866 | 33 | — | Call for availability | ||
| 878GKV | 5-P-1468-17X 5-P-1468 45 5-P-1457 33 2-P-888 | 31 | — | Call for availability | ||
| 878HKV | 5-P-1468-18X 5-P-1468 45 5-P-1455 34 2-P-881 | 30 | — | Call for availability | ||
| 878JKV | 5-P-1468-19X 5-P-1468 45 5-P-1474 35 2-P-902 | 29 | — | Call for availability |
Output Options 878 Series Flange & Shaft Dimensions Companion Flange Mount
Click a number on the diagram to highlight that part below.
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 63751213 | Unc 4 - | — | Call for availability |
Output Options 878 Series Bill Of Materials Pump Mount (Cont’D)
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| X1756H | Part Number Description 7.27" | Qty. | — | Call for availability | ||
| 32543796NM | 21 -P-933 Bearing Cap .55" | 1 or | — | Call for availability |
Parts List Kits Bill Of Materials 878 Series
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 1TEE375 | -24 X .438" -20 X .438" -20) 1 Reducer Bushing 1 Solenoid 12VDC Install Sketch 1 Assembly (16.75") 1 | — | Call for availability |
Additional Parts Listed In This Manual
| Item | Part No. | Description | Qty | Notes | Price | |
|---|---|---|---|---|---|---|
| 385006 | (41.00") | $12.24 | Add to Cart | |||
| 380011-12 | Hydraulic Valve (12VDC) (fj) (white Side Connector) N.l.a. Use 380123-12 1 Or | $222.19 | Superseded by 38012312Add to Cart | |||
| 380011-24 | Hydraulic Valve (24VDC) (fj) (black Side Connector) N.l.a. Use 380123-24 1 Or | $213.64 | Superseded by 38012324Add to Cart | |||
| 31-P-113 | Thrust Washer (1.385" X 3.125" X .125") | 1 | $44.53 | Add to Cart | ||
| 379558 | Din 120 | 1 | $698.00 | Add to Cart | ||
| 379742 | Din 100 | 1 | $1,076.21 | Add to Cart | ||
| 561048 | Cylindrical Bearing Roller Assembly | $251.91 | Add to Cart | |||
| 329724-8X | Drive Shaft And Clutch Assembly | 1 | $1,374.62 | Add to Cart | ||
| 329724-5X | Drive Shaft And Clutch Assembly | 1 | $1,236.61 | Add to Cart | ||
| 21-P-933 | Bearing Cap 1 Or | $253.94 | Add to Cart | |||
| 28-P-267 | Oil Seal (2.627" X 1.750" X .312") | 1 | $66.05 | Add to Cart | ||
| 328170-216X | Cap Screw Kit (378447-8 Qty. 4) | 1 | $7.38 | Add to Cart | ||
| 35-P-101 | Bearing Cap Gasket Wet Spline | $37.17 | Add to Cart | |||
| 21-P-731 | Pump Flange (ship Loose W/ Unit) | 1 | $196.99 | Add to Cart | ||
| 329700X | Wet Spline Loose Parts Kit | 1 | $84.79 | Add to Cart | ||
| 329658X | Cover Kit | 1 | $157.74 | Add to Cart | ||
| 329724-4X | Drive Shaft And Clutch Assembly | 1 | $1,147.16 | Add to Cart | ||
| 21-P-934 | Bearing Cap (wet Spline Only) | 1 | $259.36 | Add to Cart | ||
| 329724-2X | Drive Shaft And Clutch Assembly | 1 | $1,402.52 | Add to Cart | ||
| 21-P-769 | Pump Flange (ship Loose W/ Unit) | 1 | $477.36 | Add to Cart | ||
| 69-P-18 | Tag (wet Spline Only) | 1 | $6.83 | Add to Cart | ||
| 329744X | Wet Spline Loose Parts Kit | 1 | $102.28 | Add to Cart | ||
| 329654X | Cover Kit | 1 | $157.74 | Add to Cart | ||
| 21-P-771 | Pump Flange (ship Loose W/ Unit) | 1 | $649.32 | Add to Cart | ||
| 329742X | Wet Spline Loose Parts Kit | 1 | $177.31 | Add to Cart | ||
| 329699-1X | Hose Assembly | 1 | $85.54 | Add to Cart | ||
| 379252 | Pto | $2.30 | Add to Cart | |||
| 12015378 | 90° Md: Hd: | — | Call for availability | |||
| 379265 | / 5 379486 | $3.21 | Add to Cart | |||
| 379280 | 2X 379486 In | $7.49 | Add to Cart | |||
| 379258 | To On | $5.11 | Add to Cart | |||
| 379700 | Tee Trans | $13.33 | Add to Cart | |||
| 380668X | Pn | $5.98 | Add to Cart | |||
| 378447-8 | Socket Head Cap Screw | $2.32 | Add to Cart | |||
| 3-P-1099 | Output Shaft (1" 15T) | 1 | $622.81 | Add to Cart | ||
| 3-P-1155 | Output Shaft | 1 | $368.82 | Add to Cart | ||
| 3-P-1070 | Output Shaft (1-1/4" 14T) | 1 | $688.51 | Add to Cart | ||
| 3-P-1071 | Output Shaft Din 8T | 1 | $688.51 | Add to Cart | ||
| 329659X | Cover Kit | 1 | $61.45 | Add to Cart | ||
| 35-P-74 | Shim Gasket | 1 | $7.13 | Add to Cart | ||
| 379451 | Pilot Screw (M10-1.5 X .984") | 2 | $7.23 | Add to Cart | ||
| 328946X | Caution Label Kit | 1 | — | No longer available — call for replacement | ||
| 379453-10 | Cap Screw Fc (M10-1.5 X 1.378") | 8 | $6.86 | Add to Cart | ||
| 379085-2 | Instructions Label | 1 | $4.02 | Add to Cart | ||
| 379624 | Product Warranty Card | 1 | $3.72 | Add to Cart | ||
| 379812 | Male Connector (.438"-20) | 1 | $16.73 | Add to Cart | ||
| 380672 | Female Spade Connector | 3 | — | Call for availability | ||
| 329231X | Valve Connector Wire Assembly | 1 | $123.35 | Add to Cart | ||
| 379061 | Plastic Wire Tie | 6 | $1.46 | Add to Cart | ||
| 378881 | Rocker Switch | 1 | $111.97 | Add to Cart | ||
| 379257 | Electrical Speed Limiter Connector | 1 | $2.91 | Add to Cart | ||
| 379504 | Electrical Valve Connector | 1 | $52.22 | Add to Cart | ||
| 379449 | Male Connector (.438"-20 X .250"-18) | 1 | $13.18 | Add to Cart | ||
| 379900 | Fuse Holder Assembly | 1 | $5.99 | Add to Cart | ||
| 379254-17 | Electrical Wire Fork 14G | 1 | $18.76 | Add to Cart | ||
| 379686-1 | Hydraulic Solenoid Valve Shifter 12VDC | 1 | $473.29 | Add to Cart | ||
| 500357-7 | Lock Washer (.194" .337" .047") | 2 | $1.07 | Add to Cart | ||
| 500457-6 | Round Head Slotted Screw | $1.12 | Add to Cart | |||
| 379711 | Tee (.375"-24 .438"-20 .438"-20) | 1 | $157.76 | Add to Cart | ||
| 380010 | Union Female Sae Swivel Nut (.438"-20) | 1 | $17.47 | Add to Cart | ||
| 379131-1 | Pipe Reducer Bushing | $3.19 | Add to Cart | |||
| 75-P-46X | Wire And Connectors Kit | 1 | $27.77 | Add to Cart | ||
| 379061X | Plastic Wire Tie Assembly | 1 | — | Call for availability | ||
| 379005 | Indicator Light 24VDC | 1 | — | No longer available — call for replacement | ||
| 379686-2 | Solenoid Valve Hydraulic Shift 24VDC | 1 | $466.27 | Add to Cart | ||
| 75-P-53 | 24VDC Wire Harness Assembly | 1 | $207.54 | Add to Cart | ||
| 329446-24X | Remote Mount Valve Assembly 24VDC | 1 | $572.75 | Add to Cart | ||
| 378978 | Indicator Light 12VDC | 1 | $25.82 | Add to Cart | ||
| 379306 | Electrical Fork Terminal | 3 | $2.50 | Add to Cart | ||
| 379336 | Electrical Air Shifter Switch Bracket | 1 | $10.11 | Add to Cart | ||
| 379928 | Valve & Wire Connector | 1 | $47.11 | Add to Cart | ||
| 328923-10X | Speed Sensor Cable 10 Ft | 1 | — | No longer available — call for replacement | ||
| 20071-3 | Eoc Unit (nss) | 1 | — | Call for availability | ||
| 329446-12X | Remote Mount Valve Assembly 12VDC | 1 | $616.62 | Add to Cart | ||
| 329448X-12X | Eoc Conversion Kit (kv Gear) (871 Series) | — | Call for availability | |||
| 329448X-24X | Eoc Conversion Kit (kv Gear) (871 Series) | — | Call for availability | |||
| 329175-15X | 24VDC Eoc Conversion Kit | — | Call for availability | |||
| 329230X | Wire & Butt Connector | 1 | — | No longer available — call for replacement | ||
| 329403X | Seal Cap Assembly | 1 | $490.07 | Add to Cart | ||
| 329160-120X | Conversion Kit (xv To Sv) (871 Series) | $905.11 | Add to Cart | |||
| 329160-130X | Conversion Kit (xv To Ab) (871 Series) | $1,476.19 | Add to Cart | |||
| 329160-123X | Conversion Kit (xv To Ba) (871 Series) | $3,547.90 | Add to Cart | |||
| 329160-134X | Conversion Kit (xv To Ac) (871 Series) | $1,123.68 | Add to Cart | |||
| 329160-140X | Conversion Kit (xv To Bb) (871 Series) | — | No longer available — call for replacement | |||
| 329160-147X | Conversion Kit (xv To Sb) (871 Series) | — | No longer available — call for replacement | |||
| 329160-148X | Conversion Kit (xv To Sc) (871 Series) | — | No longer available — call for replacement | |||
| 329160-141X | Conversion Kit (xv To Bc) (871 Series) | — | No longer available — call for replacement | |||
| 329160-154X | Conversion Kit (xv To Rk Dry) (871 Series) | $740.80 | Add to Cart | |||
| 379688 | Spline Lubricant | 1 | $8.98 | Add to Cart | ||
| 329160-155X | Conversion Kit (xv To Rk Wet) (871 Series) | $1,030.08 | Add to Cart | |||
| 329160-158X | Conversion Kit (xv To Rs Dry) (871 Series) | $858.83 | Add to Cart | |||
| 329160-159X | Conversion Kit (xv To Rs Wet) (871 Series) | $1,078.75 | Add to Cart | |||
| 329160-156X | Conversion Kit (xv To Rf Dry) (871 Series) | $740.80 | Add to Cart | |||
| 329160-157X | Conversion Kit (xv To Rf Wet) (871 Series) | $1,043.49 | Add to Cart | |||
| 329160-160X | Conversion Kit (xv To Ry Dry) (871 Series) | $858.83 | Add to Cart | |||
| 329160-161X | Conversion Kit (xv To Ry Wet) (871 Series) | $1,202.19 | Add to Cart | |||
| 329160-163X | Conversion Kit (xv To Rz Wet) (871 Series) | $1,030.08 | Add to Cart | |||
| 68-P-18 | Wet Spline Tag | 1 | $4.50 | Add to Cart | ||
| 329160-162X | Conversion Kit (xv To Rz Dry) (871 Series) | $740.80 | Add to Cart |
This is the complete factory parts breakdown for the Chelsea PTO CHELSEA-PTO-871 — every part in the manual, matched to our live inventory. We stock 133 of the 175 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.
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