2004 - 4T65E
| Model Code | Engine | Platform | Differential Ratio | Sprocket Ratio | Final Drive Ratio | Converter Code | Converter Diameter | K-Factor (Stall) | IMS |
| 4BCB | 3400 | U-van Chevy, Pontiac | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | No |
| 4BCB | 3400 | Buick, Pontiac B platform | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | No |
| 4CAB | 3800 / 3800SC | Chevy, Pontiac W platform | 3.29 | 37/33 | 2.93 | JZFM | 258mm | R115 | Yes |
| 4CBB | 3800 SC | Pontiac W platform -KB7 TAPShift Option HD | 3.29 | 35/35 | 3.29 | JZFM | 258mm | R115 | Yes |
| 4CXB | 3400 | U-van Chevy, Pontiac (AWD) | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | No |
| 4CXB | 3400 | Chevy, Pontiac B platform (AWD) | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | No |
| 4FCB | 3800 SC | Buick C platform | 3.29 | 37/33 | 2.93 | JSFM | 258mm | 133 | Yes |
| 4FFB | 3800 | Buick C platform | 3.05 | 35/35 | 3.05 | JSFM | 258mm | 133 | Yes |
| 4KNB | 3800 SC | Buick W platform | 3.29 | 37/33 | 2.93 | JSFM | 258mm | 133 | Yes |
| 4LBB | 3800 | Chevy, Buick, Pontiac W platform | 3.05 | 35/35 | 3.05 | FLQB | 245mm | 163 | Yes |
| 4LCB | 3800 | Chevy W platform, Police & Taxi | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | Yes |
| 4LDB | 3800 | Chevy W platform | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | Yes |
| 4PAB | 3800 | Buick, Pontiac H platform | 2.86 | 35/35 | 2.86 | JSFM | 258mm | 133 | Yes |
| 4PBB | 3800 | Pontiac H platform | 3.05 | 35/35 | 3.05 | JZFM | 258mm | R115 | Yes |
| 4RDB | 3400 | Chevy W platform | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | Yes |
| 4RNB | 3100 | Buick, Pontiac W platform | 3.05 | 35/35 | 3.05 | FDHB | 245mm | 180 | No |
| 4VCB | 3.6 DOHC | Buick B platform (AWD) | 3.29 | 35/35 | 3.29 | FLQB | 245mm | 163 | No |