MIATA-COMPATIBLE RING & PINION SETS

6.5" RING GEAR

FINAL RATIO

PINION GEAR TEETH

RING GEAR TEETH

MAZDA PART #

APPLICATION

5.125

8

41

1480-27-1100

512C-27-1100

1972-1985 FB RX-7, 1986-1991 FC RX-7 (non-Turbo II)

4.875

8

39

1312-27-110A

487C-27-1100

1972-1985 FB RX-7, 1986-1991 FC RX-7 (non-Turbo II)

4.625

9

37

????

Kia Sportage 4x4 (NZ)

4.778

9

43

0662-27-950A

Kia Sportage 4x4 (US)

4.444

9

40

M054-27-110A

1972-1985 FB RX-7

4.111

9

37

M068-27-110B

1972-1985 FB RX-7

7" RING GEAR

4.300

10

43

M061-27-110C

M066-27-110A

1999-2005 NB Miata (5-speed), 1986-1991 FC RX-7 (non-Turbo II)

4.100

10

41

M068-27-110A

1994-1997 NA8 Miata (all), 1999-2005 NB Miata (automatic)

4.083

12

49

????

1984-1985 RX-7 GSL-SE (obsolete)

4.077

13

53

????

1984 RX-7 GSL-SE (obsolete)

3.933

15

59

????

1984 RX-7 (obsolete)

3.909

11

43

M037-27-110B

M067-27-110A

1999-2005 NB Miata (6-speed), 1979-1983 FB RX-7 (all), 1986-1991 FC RX-7 (automatic)

3.727

11

41

????

1976-???? RX-3 (obsolete)

3.700

10

37

????

808, 1972-1975 RX-3 (obsolete)

3.636

11

40

MA02-27-110

2001-2005 NB Miata (6-speed) (Australia)

3.308

13

43

????

1982-1984 B2000 Diesel/Ford Courier Diesel (obsolete)

8" RING GEAR

4.300

10

43

P092-27-110B

1986-1991 FC RX-7 (Turbo II)

4.300

10

43

P0A5-27-110A

1992-1995 FD RX-7 (all)