| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes |
| Replace |
| GS6-53BZ |
| Complete Assembly Without Transfer Of Parts | 6.6 | 4.5 | B | |
| Complete Assembly With Transfer Of Parts | 6.9 | 4.9 | B | Includes: R&I Transmission. |
| GS6S37BZ, GS6S53BZ |
| Complete Assembly Without Transfer Of Parts | 6.6 | 4.6 | B | |
| NOTE |
| To R&R Front Seal, Add | 0.4 | 0.0 | B | |
| Complete Assembly With Transfer Of Parts | 6.9 | 4.9 | B | Includes: R&I Transmission. |
| GS6S37BZ & GS6S53BZ |
| Complete Assembly Without Transfer Of Parts | 6.6 | 4.6 | B | |
| NOTE |
| To R&R Front Seal, Add | 0.4 | 0.0 | B | |
| Complete Assembly With Transfer Of Parts | 6.9 | 4.9 | B | Includes: R&I Transmission. |
| Overhaul/Rebuild |
| GS6-53BZ, GS6S53BZ | 13.1 | 0.0 | A | Includes: R&I Transmission. |
| GS6-53BZ | 13.1 | 0.0 | A | Includes: R&I Transmission. |