ATP Parts Z-186 Automatic Transmission Flexplate

Brand ATP Parts Z-186
Outside Diameter 10.313
Tooth Quantity 0
Contents or Additional Details Mostly solid, 6 small holes around the i.d., square like shape, n
Diameter (in) 0.859
Diameter (mm) 261.975
LineCode Atp4
SFI Approved N
SFI Certification Sticker Included N
Teeth 0
Weight Added N
Fits Ford and Mercury · 139 vehicles

OE-style replacement. Built with correct bolt-hole spacing for original-style fit and function.

High-quality steel. Material choice supports durability in demanding automatic transmission service.

Application-specific fitment. Listed for classic Ford and Mercury automatic transmission applications.

Cross-references AMS Automotive 4363, Pioneer Automotive Industries FRA-232 and Standard Ignition V614 for the same application. See all 11.

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Automatic Transmission Flexplate Overview

ATP Parts Z-186 is an automatic transmission flexplate for classic Ford and Mercury applications. It connects the engine and torque converter, and it is built from high-quality steel for durability in service.

This flexplate is listed for a wide range of Ford Mustang, Ford Falcon, and Mercury Comet applications, with fitment notes that vary by converter size and transmission type. Part number Z-186 is also referenced by several interchange numbers for the same application.

Key Features

  • High-quality steel construction for strength and long service life
  • Correct bolt-hole spacing for proper torque converter attachment
  • Designed as a replacement flexplate with no starter ring gear teeth
  • Fits multiple classic Ford and Mercury automatic transmission applications
  • Application notes include specific converter and C4 transmission requirements on select vehicles

Detailed Application Information

ATP Parts Z-186 is an automatic transmission flexplate used between the engine and transmission in automatic-equipped vehicles. The part is built to match original-style bolt-hole spacing and ring gear layout where applicable, helping maintain proper converter engagement and starter operation. This flexplate is listed across many classic Ford and Mercury models, including Ford Mustang, Ford Falcon, and Mercury Comet, with some applications requiring a C4 transmission or a 10-1/4 inch converter. Part number Z-186 should be matched carefully to the exact vehicle notes shown in the fitment data.

What This Part Helps Address

  • Cracked or sheared flexplate material
  • Noise or damage caused by a failing flexplate
  • Incorrect torque converter bolt-hole alignment
  • Starter engagement issues related to a damaged flexplate
  • Replacement needs after flexplate failure

Installation Notes and Tips

Verify the transmission type, converter size, and fitment notes before installation. Several listed applications specify C4-only fitment or a 10-1/4 inch converter, and some notes indicate flexplate-only usage. Inspect the torque converter and related components for damage before installing the new flexplate.

Quality Assurance

ATP Parts states that this flexplate is made from high-quality steel and built with the correct bolt-hole spacing to match original part requirements. Part number Z-186 is cross-referenced to Monroe Shocks & Struts 172286 and 182286 for the same application.

This part fits 139 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersNotes
1983FordFairmont—3.3LL6Teeth: None; Outer Diameter: 9.875"
1983FordLTD—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1983MercuryMarquis—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1982FordFairmont—3.3LL6Teeth: None; Outer Diameter: 9.875"
1982FordGranada—3.3LL6Teeth: None; Outer Diameter: 9.875"
1982FordThunderbird—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1982MercuryCougar—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1981FordFairmont—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1981FordGranada—3.3LL6Teeth: None; Outer Diameter: 9.875"
1981FordMustang—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1981FordThunderbird—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1981MercuryCapri—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1981MercuryCougar—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1981MercuryZephyr—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1980FordFairmont—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1980FordMustang—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1980FordThunderbird—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1980MercuryCapri—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1980MercuryCougarAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1980MercuryZephyr—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1979FordFairmont—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1979FordMustangAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1979MercuryCapriAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1979MercuryCapriAutomatic2.8LV6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1979MercuryZephyr—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1978FordFairmont—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1978MercuryZephyrAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1977FordGranada—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1977FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1977MercuryCapri—2.8LV6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1977MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1977MercuryMonarch—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1976FordGranada—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1976FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1976MercuryCapri—2.8LV6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1976MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1976MercuryMonarch—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1975FordGranada—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1975FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1975MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1975MercuryMonarch—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1974FordBronco—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1974FordBronco—3.3LL6Teeth: None; Outer Diameter: 9.875"
1974FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"
1974MercuryCometAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1973FordBronco—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1973FordBronco—3.3LL6Teeth: None; Outer Diameter: 9.875"
1973FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"
1973MercuryCometAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1972FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1972FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"
1972FordMaverick—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1972FordMaverick—2.8LL6Teeth: None; Outer Diameter: 9.875"
1972MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1971FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1971FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"
1971FordMaverick—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1971FordMaverick—2.8LL6Teeth: None; Outer Diameter: 9.875"
1971MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1970FordFalcon—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1970FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1970FordMaverick—3.3LL6Teeth: None; Outer Diameter: 9.875"
1970FordMaverick—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1970FordMaverick—2.8LL6Teeth: None; Outer Diameter: 9.875"
1970FordMustangAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1969FordFairlaneAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1969FordFalcon—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1969FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1969FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"
1969FordMustangAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1968FordFairlane—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1968FordFalcon—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1968FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1968FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"
1968FordMustangAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1968FordRancheroAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"
1968FordTorino—3.3LL6Teeth: None; Outer Diameter: 9.875"
1968MercuryCometAutomatic3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1968MercuryMontego—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1968MercuryMontego—3.3LL6Teeth: None; Outer Diameter: 9.875"
1967FordClub Wagon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordCountry Sedan—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordCountry Sedan—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordCountry Squire—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordCountry Squire—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordFairlane—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1967FordFalcon—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1967FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"
1967FordMustang—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1967FordP-100—2.8LL6Teeth: None; Outer Diameter: 9.875"
1967FordRanch Wagon—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordRanch Wagon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967FordRanchero—3.3LL6Teeth: None; Outer Diameter: 9.875"
1967MercuryCaliente—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1967MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1967MercuryVoyager—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordClub Wagon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordCountry Sedan—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordCountry Sedan—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordCountry Squire—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordCountry Squire—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordEconoline—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordFairlane—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1966FordFairlane—2.8LL6Teeth: None; Outer Diameter: 9.875"
1966FordFalcon—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1966FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"
1966FordMustang—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1966FordP-100—2.8LL6Teeth: None; Outer Diameter: 9.875"
1966FordRanch Wagon—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordRanch Wagon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordRanchero—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966FordRanchero—3.3LL6Teeth: None; Outer Diameter: 9.875"
1966MercuryCaliente—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1966MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1966MercuryVoyager—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordClub Wagon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordCountry Sedan—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordCountry Sedan—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordCountry Squire—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordCountry Squire—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordEconoline—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordFairlane—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1965FordFairlane—2.8LL6Teeth: None; Outer Diameter: 9.875"
1965FordFalcon—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1965FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordFalcon—2.8LL6Teeth: None; Outer Diameter: 9.875"
1965FordFalcon Sedan Delivery—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordFalcon Sedan Delivery—2.8LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965FordMustang—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1965FordMustang—2.8LL6Teeth: None; Outer Diameter: 9.875"
1965FordP-100—2.8LL6Teeth: None; Outer Diameter: 9.875"
1965FordRanchero—3.3LL6Teeth: None; Outer Diameter: 9.875"
1965FordRanchero—2.8LL6Teeth: None; Outer Diameter: 9.875"
1965MercuryCaliente—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
1965MercuryComet—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter
1965MercuryVillager—3.3LL6Teeth: None; Outer Diameter: 9.875"; "10-1/4"" Converter"; Flexplate Only; Ring Gear Only Available w/ Torque Converter; Only Fits C4
1964FordFalcon Sedan Delivery—3.3LL6Teeth: None; Outer Diameter: 9.875"; Only Fits C4
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 4363Pioneer Automotive Industries — FRA-232Standard Ignition — V6144161085AA-F214C3DZ6375BF214FA92FRA232FY101XF131