How do I confirm pilotpart436512 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

Caterpillar Sensors 221-8859 Replacement

Sensors Description

This Sensors is indexed for Caterpillar 320CFMHW; Caterpillar 320DFMHW; Caterpillar 320DFMRR; Caterpillar 322CFMHW. Compare reference number 221-8859 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number 221-8859, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

221-8859

Applications

Caterpillar 320CFMHW
Caterpillar 320DFMHW
Caterpillar 320DFMRR
Caterpillar 322CFMHW
Caterpillar 322CFMLGP
Caterpillar 322CFMST
Caterpillar 325CFMHW
Caterpillar 325DFMGF
Caterpillar 330CFMHW
Caterpillar 320DFMLL
Caterpillar 320DFMLLB
Caterpillar 324DFMLL
Caterpillar 325DFMLL
Caterpillar 325DFMLLA
Caterpillar 330DFMLL
Caterpillar 330DFMLLA
Caterpillar 311CU
Caterpillar 311DLRR
Caterpillar 312C
Caterpillar 312CL
Caterpillar 312D
Caterpillar 312DL
Caterpillar 314CCR
Caterpillar 314CLCR
Caterpillar 314DCR
Caterpillar 314DLCR
Caterpillar 315C
Caterpillar 315CL
Caterpillar 315D
Caterpillar 315DL
Caterpillar 318C
Caterpillar 319CLN
Caterpillar 319DL
Caterpillar 319DLN
Caterpillar 320C
Caterpillar 320CL
Caterpillar 320CLN
Caterpillar 320CLRR
Caterpillar 320CLU
Caterpillar 320CS
Caterpillar 320CU
Caterpillar 320D
Caterpillar 320DGC
Caterpillar 320DL
Caterpillar 320DLN
Caterpillar 320DLRR
Caterpillar 320DRR
Caterpillar 321CLCR
Caterpillar 321DLCR
Caterpillar 322C
Caterpillar 322CL
Caterpillar 322CLN
Caterpillar 323D
Caterpillar 323DL
Caterpillar 323DLN
Caterpillar 323DLNOEM
Caterpillar 323DLOEM
Caterpillar 323DS
Caterpillar 323DSA
Caterpillar 324D
Caterpillar 324DL
Caterpillar 324DLN
Caterpillar 324DLNOEM
Caterpillar 325C
Caterpillar 325CCR
Caterpillar 325CL
Caterpillar 325CLN
Caterpillar 325CMH
Caterpillar 325COEM
Caterpillar 325D
Caterpillar 325DL
Caterpillar 325DLN
Caterpillar 325DLOEM
Caterpillar 325DMH
Caterpillar 328DLCR
Caterpillar 329D
Caterpillar 329DL
Caterpillar 329DLN
Caterpillar 329DLOEM
Caterpillar 330C
Caterpillar 330CL
Caterpillar 330CLN
Caterpillar 330CMH
Caterpillar 330COEM
Caterpillar 330D
Caterpillar 330DL
Caterpillar 330DLN
Caterpillar 330DLOEM
Caterpillar 330DMH
Caterpillar 336D
Caterpillar 336DHVGOEM
Caterpillar 336DL
Caterpillar 336DLN
Caterpillar 336DLOEM
Caterpillar 336DOEM
Caterpillar 345BII
Caterpillar 345BIIL
Caterpillar 345C
Caterpillar 345CL
Caterpillar 345CLVG
Caterpillar 345CLVGOEM
Caterpillar 345CLWVG
Caterpillar 345CMH
Caterpillar 345CVGOEM
Caterpillar 345D
Caterpillar 345DL
Caterpillar 345DLVG
Caterpillar 345DOEM
Caterpillar 349D
Caterpillar 349D2OEM
Caterpillar 349DL
Caterpillar 349DLVG
Caterpillar 349DOEM
Caterpillar 365B
Caterpillar 365BIIL
Caterpillar 365BL
Caterpillar 365BLU
Caterpillar 365BMH
Caterpillar 365CL
Caterpillar 365CLFS
Caterpillar 365CLOEM
Caterpillar 365CMH
Caterpillar 374DL
Caterpillar 385B
Caterpillar 385BL
Caterpillar 385C
Caterpillar 385CFS
Caterpillar 385CL
Caterpillar 385CLMH
Caterpillar 385CLVGOEM
Caterpillar 385COEM
Caterpillar 390D
Caterpillar 390DL
Caterpillar 5090B
Caterpillar M325CMH
Caterpillar M330DMH
Caterpillar W345CMH
221-8859 2218859 157-3182 106-0178 E320C
Caterpillar EXCAVATOR 311C 311D LRR 312C 312C L 312D 312D L 312D2 312D2 GC 313D2 314C 314D CR 314D LCR 315C 315D L 318C 319C 319D 319D L 319D LN 320C 320C FM 320C L 320D 320D FM 320D FM RR 320D GC 320D L 320D LN 320D LRR 320D RR 321C 321D LCR 322C 322C FM 323D L 323D LN 323D SA 324D 324D FM 324D FM LL 324D L 324D LN 325C 325C FM 325C L 325D 325D FM 325D FM LL 325D L 325D MH 328D LCR 329D 329D L 329D LN 330C 330C FM 330C L 330C MH 330D 330D FM 330D L 330D LN 330D MH 336D 336D L 336D LN 345B II 345C 345C L 345C MH 345D 345D L 345D L VG 349D 349D L 365B 365B II 365B L 365C 365C L 365C L MH 374D L 385B 385C 385C FS 385C L 385C L MH 390D 390D L M325D L MH M325D MH FRONT SHOVEL 385C 5090B LOGGER 322C MOBILE HYD POWER UNIT 323D L 323D LN 324D LN 325C 325D 329D L 330C 330D 330D L 336D L 345C L 349D L 365C L 385C 385C L SHOVEL LOGGER 345C WHEELED EXCAVATOR M325C MH M330D W345C MH
Caterpillar Caterpillar Excavator CAT 318C 320C 322C 345C 330C

Specifications

Part Number	221-8859, 2218859

Fitment Notes

Brand or application signal: Caterpillar Electrical Parts
Product family: Sensors
System category: Electrical Parts > Indicators & Sensing Components > Sensors
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.

Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Sensors 221-8859 for Caterpillar 320CFMHW