Disc Brake Specifications
DISC BRAKE SPECIFICATIONS
| Application |
In. (mm) |
| Lateral Runout |
| All Models |
.004 (.10) |
| Parallelism |
| All Models |
.0005 (.013) |
| Original Thickness |
| Astro & Safari |
| 2WD |
1.04 (26.4) |
| 4WD |
1.25 (31.75) |
| Lumina APV, Silhouette & Trans Sport |
1.28 (32.4) |
| "S" & "T" Series |
1.03 (26.2) |
| All Others |
| 11.57" Rotor |
1.25 (31.8) |
| 11.86" Rotor |
1.29 (32.8) |
| 12.50" Rotor |
| "C" & "K" Series |
1.26 (32.0) |
| Except "C" & "K" Series |
| 8400 Lbs. GVW |
1.28 (32.5) |
| 10,000 Lbs. GVW |
1.50 (38.1) or 1.54 (39.1) |
| 13.75" Rotor |
1.54 (39.1) |
| 14.25" Rotor |
1.54 (39.1) |
| Minimum Refinish Thickness |
| Astro, Safari & "S" & "T" Series |
| 2WD |
.980 (24.89) |
| 4WD |
1.230 (31.25) |
| Lumina APV, Silhouette & Trans Sport |
1.224 (31.1) |
| All Others |
| 11.57 X 1.25" Rotor |
1.230 (31.24) |
| 11.86 X 1.29" Rotor |
1.230 (31.24) |
| 12.50 X 1.26" Rotor |
1.230 (31.24) |
| 12.50 X 1.28" Rotor |
1.230 (31.24) |
| 12.50 X 1.54" Rotor |
1.480 (37.59) |
| 13.75 X 1.54" Rotor |
1.480 (37.59) |
| 14.25 X 1.54" Rotor |
1.480 (37.59) |
| Discard Thickness |
| Astro, Safari & "S" & "T" Series |
| 2WD |
.965 (24.51) |
| 4WD |
1.215 (30.86) |
| Lumina APV, Silhouette & Trans Sport |
1.21 (30.7) |
| All Others |
| 11.57 X 1.00" Rotor |
.965 (24.51) |
| 11.57 X 1.25" Rotor |
1.215 (30.86) |
| 11.86 X 1.29" Rotor |
1.215 (30.86) |
| 12.50 X 1.26" Rotor |
1.215 (30.86) |
| 12.50 X 1.28" Rotor |
1.215 (30.86) |
| 12.50 X 1.54" Rotor |
1.465 (37.21) |
| 13.75 X 1.54" Rotor |
1.465 (37.21) |
| 14.25 X 1.54" Rotor |
1.465 (37.21) |