If your original PTO clutch, parts lookup, or mower manual points to 5100084, 5100084S, 5100084SM, or Warner 5218-134, this guide will help you route the correct replacement path before ordering.
This clutch path is commonly associated with select Ferris, Simplicity, Snapper Pro, Massey Ferguson, McCulloch, and Sears Craftsman mower applications. PTO Direct USA routes this search path to the 5100084 PTO Clutch Replacement when the original clutch number, bore size, rotation, pulley diameter, connector style, and mower setup match.
Cross-reference note: This Ferris / Simplicity / Snapper Pro path may share the same physical replacement clutch family as selected Bad Boy 070-1000-00 applications, but it should still be merchandised and confirmed separately. Do not order by brand name alone.
Find Your 5100084 PTO Clutch Path
Table tip: On mobile, swipe sideways to view the full fitment table.
| Search Path | Common Numbers | Brand / Model Clue | Fitment Note | Replacement Path |
|---|---|---|---|---|
| Ferris | 5100084, 5100084S, 5100084SM | Evolution, F-Series, IS-Series, DD Walk Behind, ProCut S, S-Series, Citation | Confirm original clutch number, pulley diameter, bore, and connector style | 5100084 PTO Clutch Replacement |
| Simplicity | 5100084, 5100084S, 5100084SM | Select Citation and related commercial mower applications | Use model and serial number with the original clutch number | 5100084 PTO Clutch Replacement |
| Snapper Pro | 5100084, 5100084S, 5100084SM | Select commercial zero-turn and walk-behind applications | Confirm clutch label, pulley, wiring, and anti-rotation setup | 5100084 PTO Clutch Replacement |
| Massey Ferguson / McCulloch / Craftsman | 5100084, 5100084S, 5100084SM | Select related mower applications | Use as a part-number path, not a brand-wide fitment claim | 5100084 PTO Clutch Replacement |
| Warner | 5218-134 | Warner clutch label or cross-reference search | Confirm physical specs before ordering by Warner number alone | 5100084 PTO Clutch Replacement |
Important fitment note: This table is a routing guide, not a universal interchange guarantee. PTO clutch fitment can vary by mower model, serial number, deck size, engine package, pulley diameter, wiring connector, anti-rotation setup, and previous repairs.
5100084 PTO Clutch Replacement Path
The 5100084 PTO Clutch Replacement is the lead replacement path PTO Direct USA uses for Ferris, Simplicity, Snapper Pro, Massey Ferguson, McCulloch, Craftsman, and Warner 5218-134 searches when the physical clutch specs match.
- Primary numbers: 5100084, 5100084S, 5100084SM
- Warner cross-reference: 5218-134
- Brands commonly associated with this path: Ferris, Simplicity, Snapper Pro, Massey Ferguson, McCulloch, Sears Craftsman
- Crankshaft bore to confirm: 1-1/8 inch
- Rotation to confirm: CCW from pulley side
- Critical checks: pulley diameter, connector style, wiring route, anti-rotation setup, and deck belt alignment
5100084 fitment note: Do not order by brand name or Warner number alone. Match the original clutch number and compare the physical clutch layout before installation.
Ferris Model and Series References
Supplier application data associates this clutch path with several Ferris commercial mower families. Use these model references as a starting point, then confirm your original clutch number and mower details.
- Evolution 36", 48", and 52"
- F50XT 36" with 19hp and 20hp Kawasaki engines
- F150XT 52"
- F200XT 61"
- IS1500Z Series
- IS1500ZX Series
- IS2000Z Series
- DD Series Walk Behind
- Flail Mower Series
- ProCut S Series
- 3000 / 3900 Series
- S50XT Series, Kawasaki only
- S75XT Series
- S125XT Series
- S150XT Series
- S200XT Series
- S50X Series
- S75X Series
- S150X Series
- S200X Series
- SW30 Series Walk Behind
- SW30KAV Series
- SW35KAV Series
Known model number references: 5900522, 5900527, 5900820, 5900523, 5900530, 5900821, 5900524, 5900531, 5900954, 5900525, 5900762, 2690479, 5900526, and 5900764.
Ferris fitment note: Ferris model names can cover multiple years, deck sizes, and production configurations. Confirm the mower model number, serial number, original clutch label, deck size, pulley diameter, connector, and anti-rotation setup before ordering.
Simplicity, Snapper Pro, Massey Ferguson, McCulloch and Craftsman Notes
This clutch path also appears under related brand families using 5100084, 5100084S, or 5100084SM. These references should be treated as part-number paths, not broad brand-wide fitment claims.
- Simplicity: 5100084, 5100084S, 5100084SM
- Snapper: 5100084, 5100084S, 5100084SM
- Snapper Pro: 5100084, 5100084S, 5100084SM
- Massey Ferguson: 5100084, 5100084S, 5100084SM
- McCulloch: 5100084, 5100084S, 5100084SM
- Sears Craftsman: 5100084, 5100084S, 5100084SM
If your mower belongs to one of these brands, use the original clutch number and physical specs as the stronger confirmation points.
Warner 5218-134 Cross Reference
Warner 5218-134 is the key Warner number associated with this 5100084 clutch path. Warner numbers are useful when the mower-brand number is missing, but they should still be checked against the physical clutch.
- Warner: 5218-134
- OEM path: 5100084, 5100084S, 5100084SM
- Critical checks: bore size, pulley diameter, connector style, wiring lead, rotation, and anti-rotation setup
Warner fitment warning: Warner 5218-series clutches can vary by pulley diameter, connector style, wiring lead, torque rating, and mounting details. Do not order by Warner number alone if the replacement does not match your original clutch layout.
How This Relates to Bad Boy 070-1000-00
This 5100084 / Warner 5218-134 path may share the same physical replacement clutch family as selected Bad Boy 070-1000-00 applications. That does not mean Ferris, Simplicity, Snapper Pro, and Bad Boy fitment should be merchandised as one generic listing.
For clean ordering, use the page that matches your original part number path:
- 5100084 PTO Clutch Replacement for Ferris, Simplicity, Snapper Pro, Massey Ferguson, McCulloch, Craftsman, and Warner 5218-134 searches.
- 070-1000-00 PTO Clutch Replacement for Bad Boy Outlaw, Lightning, Pup, CZT, legacy ZT, and Warner 5218-220 searches.
If you are comparing this path against a Bad Boy clutch number, use the original clutch label, pulley diameter, connector, bore size, rotation, and mower model before ordering.
Common Ordering Mistakes
- Ordering by brand alone: Ferris, Simplicity, Snapper Pro, and Craftsman applications do not all use the same PTO clutch.
- Ordering by Warner number alone: Warner numbers are helpful, but 5218-series clutches can vary in important physical details.
- Ignoring pulley diameter: bore size and rotation are not enough to confirm fitment.
- Skipping connector checks: wiring lead, plug style, and connector location must match the mower setup.
- Ignoring anti-rotation setup: the stop or bracket position must match the mower layout.
- Replacing the clutch before checking the deck drive: a worn belt, bad idler, dragging spindle, poor ground, or damaged connector can mimic clutch failure.
Before Installing the Replacement
Before installing a replacement PTO clutch, compare the new clutch to the old clutch and inspect the mower for issues that could damage the replacement.
- Confirm the original clutch number or parts lookup path when available
- Confirm 1-1/8 inch crankshaft bore
- Confirm CCW rotation from pulley side
- Compare pulley diameter and pulley alignment
- Compare wiring connector, wire lead length, and routing
- Compare anti-rotation stop or bracket position
- Check the deck belt for glazing, cracking, stretching, oil contamination, or incorrect routing
- Spin idlers and spindle pulleys by hand to check for drag or bearing noise
- Inspect the crankshaft, key, bolt threads, and keyway for rust, burrs, or damage
Review the PTO clutch installation guide before mounting the replacement. If the old clutch is rusted, seized, binding on the keyway, or will not slide off the crankshaft by hand, use the PTO clutch stuck on crankshaft guide before forcing removal.
Need Help Confirming Fitment?
If you are not sure whether this clutch fits your Ferris, Simplicity, Snapper Pro, Massey Ferguson, McCulloch, or Craftsman mower, email support@ptodirectusa.com with your mower model number, serial number, deck size, engine package, and clear photos of the old clutch. For best fitment help, include photos of the clutch label or stamped number, wiring connector, pulley, anti-rotation setup, crankshaft area, and mower identification tag.
PTO Direct USA supplies aftermarket replacement PTO clutches for select commercial mower applications. These products are replacement parts for matching OEM and aftermarket cross-reference numbers. Confirm fitment before ordering.
FAQ
What PTO clutch replaces Ferris 5100084?
PTO Direct USA routes Ferris 5100084 searches to the 5100084 PTO clutch replacement path when the original clutch number, bore size, rotation, pulley diameter, connector style, and mower setup match.
Does this replace 5100084S or 5100084SM?
Yes. 5100084S and 5100084SM are commonly associated with this same clutch replacement path. Confirm physical fitment before ordering.
Does this replace Warner 5218-134?
Yes. Warner 5218-134 is the key Warner cross-reference for this 5100084 path. Confirm the full clutch layout before ordering.
Does this fit Ferris IS1500Z?
This clutch path is associated with select Ferris IS1500Z and IS1500ZX applications. Confirm your mower model, serial number, original clutch number, deck size, and physical specs before ordering.
Does this fit Ferris IS2000Z?
This clutch path is associated with select Ferris IS2000Z applications. Confirm your original clutch number, mower model, serial number, and physical specs before ordering.
Does this fit Simplicity Citation?
This clutch path is associated with select Citation Series applications. Confirm the original clutch number, model, serial number, deck setup, and physical clutch specs before ordering.
Does this fit Snapper Pro mowers?
This clutch path is associated with select Snapper Pro applications using 5100084, 5100084S, or 5100084SM. Confirm the original clutch number before ordering.
Is this the same as Bad Boy 070-1000-00?
This path may share the same physical replacement clutch family as selected Bad Boy 070-1000-00 applications, but it is merchandised for Ferris, Simplicity, Snapper Pro, Massey Ferguson, McCulloch, Craftsman, 5100084, and Warner 5218-134 searches. Confirm fitment by original clutch number and physical specs.
What bore size should I confirm?
Confirm that your original clutch path uses a 1-1/8 inch crankshaft bore.
What rotation should I confirm?
This clutch path is associated with CCW rotation from the pulley side.
Can PTO Direct USA help identify my 5100084 PTO clutch?
Yes. Email support@ptodirectusa.com with your mower model number, serial number, deck size, engine package, and photos of the old clutch, connector, pulley, anti-rotation setup, crankshaft area, and mower ID tag.