Showing specs for all NA & NB Miatas Choose my car
Jobs Front & rear subframes
Front & rear subframes Factory crossmember and brace attachments. Aftermarket frame rails are outside the database scope.
Use this checklist to track fasteners you handle. It is not a complete repair procedure or a verified disassembly order. Follow your factory manual for access, support, tightening sequences and inspections. Select your car and check each variant before using a value.
Checklist: https://miatatorque.com/jobs/subframes/All NA & NB variants; select your car to narrow the list.
You’ll replace No replacement list is recorded in these specs. Check the cited procedures for seals, gaskets and single-use hardware.
Fluids & settings Fluid types, capacities and settings have not been catalogued for this job. Check your factory manual before filling or adjusting.
1. Front crossmember Factory manual 69–86 ft·lb 94–116 N·m 94–116 N·m 69–86 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
1994 Mazda MX-5 Miata Workshop Manual — Page R–20 Printed: “94–116 {9.5–11.9, 69–86}” 1994 Mazda MX-5 Miata Workshop Manual — Page D–8 Printed: “94–117 {9.5–11.9, 69–86}” Factory manual 87–101 ft·lb 118–137 N·m 118–137 N·m 87–101 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
1999 Mazda MX-5 Miata Workshop Manual — Page 01–11–4 Printed: “118–137 {12–14, 87–101}” Factory manual 69–86 ft·lb 94–116 N·m 94–116 N·m 69–86 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
1999 Mazda MX-5 Miata Workshop Manual — Page 01–11–4 Printed: “94–116 {9.5–11.9, 68.8–86.0}” Factory manual 87–101 ft·lb 117.6–137.2 N·m 117.6–137.2 N·m 87–101 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1101 Printed: “117.6—137.2 {12.00—13.99, 86.8—101.1}
N·m {kgf·m, ft·lbf}” Factory manual 69–86 ft·lb 93.1–116.6 N·m 93.1–116.6 N·m 69–86 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1101 Printed: “93.1—116.6 {9.50—11.88, 68.67—85.99}
N·m {kgf·m, ft·lbf}” Factory manual 69–86 ft·lb 93.1–116.6 N·m 93.1–116.6 N·m 69–86 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1101 Printed: “93.1—116.6 {9.50—11.88, 68.67—85.99}
N·m {kgf·m, ft·lbf}” Factory manual 69–86 ft·lb 93.1–116.6 N·m 93.1–116.6 N·m 69–86 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1102 Printed: “93.1—116.6 {9.50—11.88, 68.67—85.99}
N·m {kgf·m, ft·lbf}” Factory manual 24–33 ft·lb 31–46 N·m 31–46 N·m 24–33 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1102 Printed: “31—46 {3.2—4.6, 24—33}
N·m {kgf·m, ft·lbf}” 2. Rear crossmember Factory manual 69–86 ft·lb 94–116 N·m 94–116 N·m 69–86 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
1994 Mazda MX-5 Miata Workshop Manual — Page R–26 Printed: “94–116 {9.5–11.9, 69–86}” 1999 Mazda MX-5 Miata Workshop Manual — Page 02–14–7 Printed: “94—116 {9.5—11.9, 69—86}” 1999 Mazda MX-5 Miata Workshop Manual — Page 01–14–3 Printed: “94–116 N·m {9.5–11.9 kgf·m, 69–86 ft·lbf}” Factory manual 41–59 ft·lb 55–80 N·m 55–80 N·m 41–59 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
1994 Mazda MX-5 Miata Workshop Manual — Page R–26 Printed: “55–80 {5.6–8.2, 41–59}” 1999 Mazda MX-5 Miata Workshop Manual — Page 02–14–7 Printed: “55—80 {5.6—8.2, 41—59}” Factory manual 87–101 ft·lb 117.6–137.2 N·m 117.6–137.2 N·m 87–101 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1117 Printed: “117.6—137.2 {12.00—13.99, 86.8—101.1}
N·m {kgf·m, ft·lbf}” Factory manual 69–86 ft·lb 93.1–116.6 N·m 93.1–116.6 N·m 69–86 ft·lb
Notes Diagram distinguishes 15-inch-wheel braces from 16/17-inch-wheel braces; shown mounting bolt torque is the same. Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1117 Printed: “93.1—116.6 {9.50—11.88, 68.67—85.99}
N·m {kgf·m, ft·lbf}” Factory manual 24–33 ft·lb 32–45 N·m 32–45 N·m 24–33 ft·lb
Not yet checked against the factory manual for your car’s year. Check the source coverage on the spec page.
2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture) — Page PDF p. 1118 Printed: “32—45 {3.2—4.6, 24—33}
N·m {kgf·m, ft·lbf}”