What is the diameter of a 185/70R14 tire?

A 185/70R14 tire has an overall diameter of 24.2 inches (614.7mm).

How many revolutions per mile does a 185/70R14 tire make?

A 185/70R14 tire makes approximately 834 revolutions per mile.

What rim width is recommended for 185/70R14 tires?

The recommended wheel rim width for a 185/70R14 tire is 4.6" - 6.5".

185/70R14

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 185/70R14 tire size features an overall diameter of 24.2 inches, a section width of 7.3 inches (185mm), and rotates 834 times per mile. It is a standard factory tire fitment on 150+ vehicle models including Alfa Romeo Spider.

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Physical Dimensions & Specs

Overall Diameter

24.2"

614.7 mm

Section Width

185 mm

7.28" wide

Sidewall Height

5.1"

129.5 mm (70% aspect)

Revolutions / Mile

834

Circumference: 76.02"

Rim Diameter

14"

Wheel size

Recommended Rim Width

4.6" - 6.5"

Optimal rim width range

Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare 185/70R14 against any proposed tire size below:

Popular Comparisons:

Tire 1 (Stock / Base)185/70R14

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:24.2"

Sidewall:5.1"

Revs/Mile:834

Tire 2 (New / Compare)245/60R18

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:29.6"

Sidewall:5.8"

Revs/Mile:682

Visual Tire & Wheel Comparison

Speedometer Variance

+22.2%At 60 mph reading, actual speed is 73.3 mph

Indicated	Actual Speed	Diff
20 mph	24.4 mph	+4.4 mph
30 mph	36.7 mph	+6.7 mph
45 mph	55.0 mph	+10.0 mph
60 mph	73.3 mph	+13.3 mph
75 mph	91.7 mph	+16.7 mph
90 mph	110.0 mph	+20.0 mph

Fender & Suspension Clearance

Fitment Status: MODERATE RISK

Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.

Inner Strut Space:7.7mm LESS clearance

Outer Fender Push:Extends 17.7mm further out

Ride Height Delta:+2.69" ground clearance

Vehicles That Fit 185/70R14 (150+ Models)

Factory standard and optional vehicle fitments utilizing 185/70R14 tires:

Year	Make & Model	Trim / Variant	Lookup Specs
1985	Alfa Romeo Spider	Graduate	View 1985 Spider ›
1986	Alfa Romeo Spider	Graduate	View 1986 Spider ›
1987	Alfa Romeo Spider	Graduate	View 1987 Spider ›
1987	Alfa Romeo Spider	Veloce	View 1987 Spider ›
1988	Alfa Romeo Spider	Graduate	View 1988 Spider ›
1988	Alfa Romeo Spider	Veloce	View 1988 Spider ›
1989	Alfa Romeo Spider	Graduate	View 1989 Spider ›
1989	Alfa Romeo Spider	Veloce	View 1989 Spider ›
1990	Alfa Romeo Spider	Graduate	View 1990 Spider ›
1990	Alfa Romeo Spider	Veloce	View 1990 Spider ›
1991	Alfa Romeo Spider	Base, Automatic	View 1991 Spider ›
1991	Alfa Romeo Spider	Base, Standard	View 1991 Spider ›
1992	Alfa Romeo Spider	Base, Automatic	View 1992 Spider ›
1992	Alfa Romeo Spider	Base, Standard	View 1992 Spider ›
1993	Alfa Romeo Spider	Base, Automatic	View 1993 Spider ›
1993	Alfa Romeo Spider	Base, Standard	View 1993 Spider ›
1994	Alfa Romeo Spider	Base	View 1994 Spider ›
1980	Audi 5000	Base, Automatic Trans	View 1980 5000 ›
1980	Audi 5000	Base, Standard Trans	View 1980 5000 ›
1980	Audi 5000	S, 2.0L Eng, Standard Trans	View 1980 5000 ›
1980	Audi 5000	S, 2.1L Eng, Standard Trans	View 1980 5000 ›
1980	Audi 5000	S, 2.0L Eng, Automatic Trans	View 1980 5000 ›
1980	Audi 5000	S, 2.1L Eng, Automatic Trans	View 1980 5000 ›
1981	Audi 5000	Base, 2.0L Eng VIN G, Automatic Trans	View 1981 5000 ›
1981	Audi 5000	Base, 2.2L Eng VIN B, Standard Trans	View 1981 5000 ›
1981	Audi 5000	Base, 2.0L Eng VIN G, Standard Trans	View 1981 5000 ›
1981	Audi 5000	Base, 2.2L Eng VIN B, Automatic Trans	View 1981 5000 ›
1981	Audi 5000	S, 2.0L Eng VIN H, Automatic Trans	View 1981 5000 ›
1981	Audi 5000	S, 2.0L Eng VIN H, Standard Trans	View 1981 5000 ›
1981	Audi 5000	S, 2.2L Eng VIN B, Automatic Trans	View 1981 5000 ›
1981	Audi 5000	S, 2.2L Eng VIN B, Standard Trans	View 1981 5000 ›
1981	Audi 5000	S, 2.2L Eng VIN C	View 1981 5000 ›
1982	Audi 5000	S, 2.0L Eng VIN H, Automatic Trans	View 1982 5000 ›
1982	Audi 5000	S, 2.2L Eng VIN B, Automatic Trans	View 1982 5000 ›
1982	Audi 5000	Base, Standard Trans	View 1982 5000 ›
1982	Audi 5000	Base, Automatic Trans	View 1982 5000 ›
1982	Audi 5000	S, 2.2L Eng VIN B, Standard Trans	View 1982 5000 ›
1982	Audi 5000	S, 2.0L Eng VIN H, Standard Trans	View 1982 5000 ›
1982	Audi 5000	S, 2.2L Eng VIN C, Automatic Trans	View 1982 5000 ›
1982	Audi 5000	S, 2.2L Eng VIN C, Standard Trans	View 1982 5000 ›
1983	Audi 5000	S, 2.2 B, Automatic	View 1983 5000 ›
1983	Audi 5000	S, 2.2 B, Standard	View 1983 5000 ›
1983	Audi 5000	Base	View 1983 5000 ›
1983	Audi 5000	S, 2.2 C	View 1983 5000 ›
1984	Audi 5000	4D Sedan, 2.2 B, Automatic	View 1984 5000 ›
1984	Audi 5000	4D Sedan, 2.2 C	View 1984 5000 ›
1984	Audi 5000	4D Sedan, 2.2 B, Standard	View 1984 5000 ›
1984	Audi 5000	4D Wagon, Standard	View 1984 5000 ›
1984	Audi 5000	4D Wagon, Automatic	View 1984 5000 ›
1985	Audi 5000	4D Sedan, 2.2 B, Automatic	View 1985 5000 ›
1985	Audi 5000	4D Sedan, 2.2 B, Standard	View 1985 5000 ›
1985	Audi 5000	4D Wagon, Automatic	View 1985 5000 ›
1985	Audi 5000	4D Wagon, Standard	View 1985 5000 ›
1985	Audi 5000	4D Sedan, 2.2 C	View 1985 5000 ›
1986	Audi 5000	S, 4D Sedan, 2.2 B, Automatic	View 1986 5000 ›
1986	Audi 5000	S, 4D Sedan, 2.2 B, Standard	View 1986 5000 ›
1986	Audi 5000	S, 4D Wagon, Standard	View 1986 5000 ›
1986	Audi 5000	S, 4D Sedan, 2.2 D, Standard	View 1986 5000 ›
1986	Audi 5000	S, 4D Sedan, 2.2 D, Automatic	View 1986 5000 ›
1986	Audi 5000	S, 4D Wagon, Automatic	View 1986 5000 ›
1987	Audi 5000	S, 4D Wagon, 2.2 B, Automatic	View 1987 5000 ›
1987	Audi 5000	S, 4D Sedan, 2.2 B, Standard	View 1987 5000 ›
1987	Audi 5000	S, 4D Wagon, 2.3 C, Automatic	View 1987 5000 ›
1987	Audi 5000	S, 4D Sedan, 2.2 B, Automatic	View 1987 5000 ›
1987	Audi 5000	S, 4D Sedan, 2.3 C, Standard	View 1987 5000 ›
1987	Audi 5000	S, 4D Wagon, 2.3 C, Standard	View 1987 5000 ›
1987	Audi 5000	S, 4D Sedan, 2.3 C, Automatic	View 1987 5000 ›
1987	Audi 5000	S Quattro, 2.3 C	View 1987 5000 ›
1987	Audi 5000	S, 4D Wagon, 2.2 B, Standard	View 1987 5000 ›
1988	Audi 5000	S, 4D Sedan, Standard	View 1988 5000 ›
1988	Audi 5000	S, 4D Sedan, Automatic	View 1988 5000 ›
1988	Audi 5000	S, 4D Wagon, Standard	View 1988 5000 ›
1988	Audi 5000	S, 4D Wagon, Automatic	View 1988 5000 ›
1989	Audi 100	E, Automatic	View 1989 100 ›
1989	Audi 100	E, Standard	View 1989 100 ›
1980	BMW 528i	Automatic Trans	View 1980 528i ›
1980	BMW 528i	Standard Trans	View 1980 528i ›
1981	BMW 528i	2.8L Eng VIN 5, Automatic Trans	View 1981 528i ›
1981	BMW 528i	2.8L Eng VIN 7, Automatic Trans	View 1981 528i ›
1981	BMW 528i	2.8L Eng VIN 5, Standard Trans	View 1981 528i ›
1981	BMW 528i	2.8L Eng VIN 7, Standard Trans	View 1981 528i ›
1995	Ford Contour	GL, 2.0 3, Automatic	View 1995 Contour ›
1995	Ford Contour	GL, 2.0 3, Standard	View 1995 Contour ›
1995	Ford Contour	LX, 2.0 3, Automatic	View 1995 Contour ›
1995	Ford Contour	LX, 2.0 3, Standard	View 1995 Contour ›
1996	Ford Contour	GL, 2.0 3, Standard	View 1996 Contour ›
1996	Ford Contour	GL, 2.0 3, Automatic	View 1996 Contour ›
1996	Ford Contour	GL, 2.0 Z	View 1996 Contour ›
1996	Ford Contour	LX, 2.0 3, Automatic	View 1996 Contour ›
1996	Ford Contour	LX, 2.0 3, Standard	View 1996 Contour ›
1992	Honda Prelude	S, Automatic	View 1992 Prelude ›
1992	Honda Prelude	S, Standard	View 1992 Prelude ›
1993	Honda Prelude	S, Automatic	View 1993 Prelude ›
1993	Honda Prelude	S, Standard	View 1993 Prelude ›
1994	Honda Prelude	S, Automatic	View 1994 Prelude ›
1994	Honda Prelude	S, Standard	View 1994 Prelude ›
1995	Honda Prelude	S, Automatic	View 1995 Prelude ›
1995	Honda Prelude	S, Standard	View 1995 Prelude ›
1996	Honda Prelude	S, Automatic	View 1996 Prelude ›
1996	Honda Prelude	S, Standard	View 1996 Prelude ›
1998	Honda Civic	GX, Automatic, B4RA	View 1998 Civic ›
1998	Honda Civic	GX, Automatic, M4RA	View 1998 Civic ›
1998	Honda Civic	GX, Standard	View 1998 Civic ›
1999	Honda Civic	GX, Automatic, B4RA	View 1999 Civic ›
1999	Honda Civic	GX, Automatic, M4RA	View 1999 Civic ›
1999	Honda Civic	GX, Standard, S40	View 1999 Civic ›
1999	Honda Civic	GX, Standard, S4C	View 1999 Civic ›
2000	Honda Civic	GX, Automatic, B4RA	View 2000 Civic ›
2000	Honda Civic	GX, Automatic, S4RA	View 2000 Civic ›
2000	Honda Civic	GX, Standard, S40	View 2000 Civic ›
2000	Honda Civic	GX, Standard, S4C	View 2000 Civic ›
2001	Honda Civic	GX	View 2001 Civic ›
2002	Honda Civic	GX	View 2002 Civic ›
2003	Honda Civic	GX	View 2003 Civic ›
2004	Honda Civic	GX	View 2004 Civic ›
2005	Honda Civic	GX	View 2005 Civic ›
1982	Mazda 626	2D Coupe, Automatic Trans	View 1982 626 ›
1982	Mazda 626	4D Sedan, Automatic Trans	View 1982 626 ›
1982	Mazda 626	2D Coupe, Standard Trans	View 1982 626 ›
1982	Mazda 626	4D Sedan, Standard Trans	View 1982 626 ›
1984	Mazda 626	LX, 2D Coupe, Automatic	View 1984 626 ›
1984	Mazda 626	LX, 2D Coupe, Standard	View 1984 626 ›
1984	Mazda 626	LX, 4D Hatchback, Automatic	View 1984 626 ›
1984	Mazda 626	LX, 4D Hatchback, Standard	View 1984 626 ›
1984	Mazda 626	LX, 4D Sedan, Automatic, Diesel	View 1984 626 ›
1984	Mazda 626	LX, 4D Sedan, Automatic, Gas	View 1984 626 ›
1984	Mazda 626	LX, 4D Sedan, Standard, Diesel	View 1984 626 ›
1984	Mazda 626	LX, 4D Sedan, Standard, Gas	View 1984 626 ›
1985	Mazda 626	LX, 2D Coupe, Automatic	View 1985 626 ›
1985	Mazda 626	LX, 4D Hatchback, Automatic	View 1985 626 ›
1985	Mazda 626	LX, 4D Hatchback, Standard	View 1985 626 ›
1985	Mazda 626	LX, 4D Sedan, Automatic	View 1985 626 ›
1985	Mazda 626	LX, 4D Sedan, Standard, Diesel	View 1985 626 ›
1985	Mazda 626	LX, 2D Coupe, Standard	View 1985 626 ›
1985	Mazda 626	LX, 4D Sedan, Standard, Gas	View 1985 626 ›
1986	Mazda 626	LX, 2D Coupe, 2.0 1, Automatic	View 1986 626 ›
1986	Mazda 626	LX, 2D Coupe, 2.0 1, Standard	View 1986 626 ›
1986	Mazda 626	LX, 2D Coupe, 2.0, Automatic	View 1986 626 ›
1986	Mazda 626	LX, 2D Coupe, 2.0, Standard	View 1986 626 ›
1986	Mazda 626	LX, 4D Hatchback, 2.0 1, Automatic	View 1986 626 ›
1986	Mazda 626	LX, 4D Hatchback, 2.0 1, Standard	View 1986 626 ›
1986	Mazda 626	LX, 4D Hatchback, 2.0, Automatic	View 1986 626 ›
1986	Mazda 626	LX, 4D Hatchback, 2.0, Standard	View 1986 626 ›
1986	Mazda 626	LX, 4D Sedan, 2.0 1, Automatic	View 1986 626 ›
1986	Mazda 626	LX, 4D Sedan, 2.0 1, Standard	View 1986 626 ›
1986	Mazda 626	LX, 4D Sedan, 2.0, Automatic	View 1986 626 ›
1986	Mazda 626	LX, 4D Sedan, 2.0, Standard	View 1986 626 ›
1986	Mazda RX-7	Base, Automatic	View 1986 RX-7 ›
1986	Mazda RX-7	Base, Standard	View 1986 RX-7 ›
1987	Mazda 626	LX, 2D Coupe, Standard	View 1987 626 ›