MasterPro 5849721 Coil Spring Insulator - Front Upper
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MasterPro

MasterPro 5849721 Coil Spring Insulator - Front Upper

Brand MasterPro 5849721
Position Front Upper
Material Rubber
Color Black
Washer Included No
Mounting Hardware Included No
Nuts Included No
Universal Or Specific Fit Specific
Grade Type Standard replacement
Bearing Included No
Insulator Included Yes
Meets_or_Exceeds_Original_Equipment_Manufacture_Specifications Yes
Per_Vehicle_Quantity 2
Fits Ford, Lincoln, Mazda, and Mercury · 139 vehicles

Standard replacement. Meets original equipment specifications for a straightforward swap.

Rubber construction. Helps isolate spring contact and reduce noise.

Coil spring insulator. A suspension component made for dependable spring support.

Cross-references Ford C9AZ5415B, Ford ZZP034012 and MOOG Chassis Products K160066 for the same application. See all 5.

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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Coil Spring Insulator options

Front Upper Coil Spring Insulator for Ford and Mazda

Restore proper spring seating and isolate suspension noise with this MasterPro coil spring insulator, part number 5849721. Built from black rubber and made for a specific fit, it meets or exceeds original equipment manufacturer specifications for front upper suspension service.

Key Features

  • Rubber construction for durable spring isolation
  • Black finish for OE-style replacement appearance
  • Front upper mounting position
  • Specific fit for direct application matching
  • Meets or exceeds original equipment manufacturer specifications
  • Designed as a standard replacement suspension component
  • Compatible with vehicles that use a front upper coil spring insulator

Detailed Description

MasterPro 5849721 is a front upper coil spring insulator used to separate the coil spring from the suspension mount and reduce metal-to-metal contact. This OE-style rubber insulator is a direct replacement for select Ford Ranger, Ford Crown Victoria, Lincoln Town Car, Mercury Grand Marquis, and related Mazda B-Series applications. It is built for specific fitment and follows original equipment specifications for form and function.

This part cross-references MOOG Chassis Products K160066 for the same application.

Common Problems This Part May Address

  • Noise from worn or hardened spring isolators
  • Vibration transferred through the front suspension
  • Improper coil spring seating at the upper mount
  • Rubber deterioration from age, heat, and road exposure
  • Suspension clunking caused by metal contact at the spring perch

Installation Notes and Tips

  • Fits 1998-2011 Ford Ranger, Front Upper
  • Fits 2001-2010 Mazda B2300, Front Upper
  • Fits 1998-2010 Mazda B4000, Front Upper
  • Fits 1998-2008 Mazda B3000, Front Upper
  • Fits 1992-2002 Ford Crown Victoria, Front Upper
  • Fits 1981-2002 Lincoln Town Car, Front Upper
  • Fits 1980-2002 Mercury Grand Marquis, Front Upper
  • Fits 1998-2001 Mazda B2500, Front Upper
  • Fits 1984-1992 Lincoln Mark VII, Front Upper
  • Fits 1987-1991 Ford LTD Crown Victoria, Front Upper
  • Fits 1987-1991 Mercury Colony Park, Front Upper
  • Fits 1980-1986 Ford LTD, Front Upper
  • Fits 1980-1983 Lincoln Mark VI, Front Upper

Inspect the upper spring seat, perch, and surrounding suspension components before installation. Replace worn or cracked isolators during spring or strut service to help maintain correct spring positioning and reduce repeat noise concerns on Ford Ranger and Mazda B-Series front suspension repairs.

Quality Assurance

MasterPro 5849721 is manufactured as a standard replacement part and is stated to meet or exceed original equipment manufacturer specifications for the listed applications.

Related reading

This part fits 139 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2011FordRanger—Front Upper—
2010FordRanger—Front Upper—
2010MazdaB2300—Front Upper—
2010MazdaB4000—Front Upper—
2009FordRanger—Front Upper—
2009MazdaB2300—Front Upper—
2009MazdaB4000—Front Upper—
2008FordRanger—Front Upper—
2008MazdaB2300—Front Upper—
2008MazdaB3000—Front Upper—
2008MazdaB4000—Front Upper—
2007FordRanger—Front Upper—
2007MazdaB2300—Front Upper—
2007MazdaB3000—Front Upper—
2007MazdaB4000—Front Upper—
2006FordRanger—Front Upper—
2006MazdaB2300—Front Upper—
2006MazdaB3000—Front Upper—
2006MazdaB4000—Front Upper—
2005FordRanger—Front Upper—
2005MazdaB2300—Front Upper—
2005MazdaB3000—Front Upper—
2005MazdaB4000—Front Upper—
2004FordRanger—Front Upper—
2004MazdaB2300—Front Upper—
2004MazdaB3000—Front Upper—
2004MazdaB4000—Front Upper—
2003FordRanger—Front Upper—
2003MazdaB2300—Front Upper—
2003MazdaB3000—Front Upper—
2003MazdaB4000—Front Upper—
2002FordCrown Victoria—Front Upper—
2002FordRanger—Front Upper—
2002LincolnTown Car—Front Upper—
2002MazdaB2300—Front Upper—
2002MazdaB3000—Front Upper—
2002MazdaB4000—Front Upper—
2002MercuryGrand Marquis—Front Upper—
2001FordCrown Victoria—Front Upper—
2001FordRanger—Front Upper—
2001LincolnTown Car—Front Upper—
2001MazdaB2300—Front Upper—
2001MazdaB2500—Front Upper—
2001MazdaB3000—Front Upper—
2001MazdaB4000—Front Upper—
2001MercuryGrand Marquis—Front Upper—
2000FordCrown Victoria—Front Upper—
2000FordRanger—Front Upper—
2000LincolnTown Car—Front Upper—
2000MazdaB2500—Front Upper—
2000MazdaB3000—Front Upper—
2000MazdaB4000—Front Upper—
2000MercuryGrand Marquis—Front Upper—
1999FordCrown Victoria—Front Upper—
1999FordRanger—Front Upper—
1999LincolnTown Car—Front Upper—
1999MazdaB2500—Front Upper—
1999MazdaB3000—Front Upper—
1999MazdaB4000—Front Upper—
1999MercuryGrand Marquis—Front Upper—
1998FordCrown Victoria—Front Upper—
1998FordRanger—Front Upper—
1998LincolnTown Car—Front Upper—
1998MazdaB2500—Front Upper—
1998MazdaB3000—Front Upper—
1998MazdaB4000—Front Upper—
1998MercuryGrand Marquis—Front Upper—
1997FordCrown Victoria—Front Upper—
1997LincolnTown Car—Front Upper—
1997MercuryGrand Marquis—Front Upper—
1996FordCrown Victoria—Front Upper—
1996LincolnTown Car—Front Upper—
1996MercuryGrand Marquis—Front Upper—
1995FordCrown Victoria—Front Upper—
1995LincolnTown Car—Front Upper—
1995MercuryGrand Marquis—Front Upper—
1994FordCrown Victoria—Front Upper—
1994LincolnTown Car—Front Upper—
1994MercuryGrand Marquis—Front Upper—
1993FordCrown Victoria—Front Upper—
1993LincolnTown Car—Front Upper—
1993MercuryGrand Marquis—Front Upper—
1992FordCrown Victoria—Front Upper—
1992LincolnMark VII—Front Upper—
1992LincolnTown Car—Front Upper—
1992MercuryGrand Marquis—Front Upper—
1991FordLTD Crown Victoria—Front Upper—
1991LincolnMark VII—Front Upper—
1991LincolnTown Car—Front Upper—
1991MercuryColony Park—Front Upper—
1991MercuryGrand Marquis—Front Upper—
1990FordLTD Crown Victoria—Front Upper—
1990LincolnMark VII—Front Upper—
1990LincolnTown Car—Front Upper—
1990MercuryColony Park—Front Upper—
1990MercuryGrand Marquis—Front Upper—
1989FordLTD Crown Victoria—Front Upper—
1989LincolnMark VII—Front Upper—
1989LincolnTown Car—Front Upper—
1989MercuryColony Park—Front Upper—
1989MercuryGrand Marquis—Front Upper—
1988FordLTD Crown Victoria—Front Upper—
1988LincolnMark VII—Front Upper—
1988LincolnTown Car—Front Upper—
1988MercuryColony Park—Front Upper—
1988MercuryGrand Marquis—Front Upper—
1987FordLTD Crown Victoria—Front Upper—
1987LincolnMark VII—Front Upper—
1987LincolnTown Car—Front Upper—
1987MercuryColony Park—Front Upper—
1987MercuryGrand Marquis—Front Upper—
1986FordLTDCrown Victoria LXFront Upper—
1986FordLTDCrown VictoriaFront Upper—
1986LincolnMark VII—Front Upper—
1986LincolnTown Car—Front Upper—
1986MercuryGrand Marquis—Front Upper—
1985FordLTDCrown VictoriaFront Upper—
1985LincolnMark VII—Front Upper—
1985LincolnTown Car—Front Upper—
1985MercuryGrand Marquis—Front Upper—
1984FordLTDCrown VictoriaFront Upper—
1984LincolnMark VII—Front Upper—
1984LincolnTown Car—Front Upper—
1984MercuryGrand Marquis—Front Upper—
1983FordLTDCrown VictoriaFront Upper—
1983LincolnMark VI—Front Upper—
1983LincolnTown Car—Front Upper—
1983MercuryGrand Marquis—Front Upper—
1982FordLTD—Front Upper—
1982LincolnMark VI—Front Upper—
1982LincolnTown Car—Front Upper—
1982MercuryGrand Marquis—Front Upper—
1981FordLTD—Front Upper—
1981LincolnMark VI—Front Upper—
1981LincolnTown Car—Front Upper—
1981MercuryGrand Marquis—Front Upper—
1980FordLTD—Front Upper—
1980LincolnMark VI—Front Upper—
1980MercuryGrand Marquis—Front Upper—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Ford — C9AZ5415BFord — ZZP034012MOOG Chassis Products — K160066NAPA Mileage Plus — 2749721Power Torque — FM1641