| Rear gearbox and differential (transaxle unit) | OEM Wheel Size | Front axle differential | |||||||||||||||
| Diff-Lock | No Diff-Lock | Diff-Lock | No Diff-Lock | ||||||||||||||
| Code | 1.G | 2.G | 3.G | 4.G (Top) | G-G | R-G | Nom. | Ratio | Exact Final Drive Ratios | Engine KW (BHP) | Code | Code | Ratio | Engine KW | Code | ||
| Diff. Ratio | Diff. x Top | (1 BHP = 746 W) | |||||||||||||||
| AKG | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 4.57 | 32:7 | 4.571428571 | 3.904761905 | 54,70,78,82 | AKE | 14 | AKH | 32:7 | 64,70,82 | AKF |
| Gear teeth | 34:9 | 33:16 | 49:40 | 41:48 | 31:9x28:16 | 31:9x28:16 | (72,94,105,110) | ||||||||||
| Exact ratio | 3.77778 | 2.0625 | 1.225 | 0.854167 | 6.0277778 | 6.0277778 | |||||||||||
| AAN | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 4.86 | 34:7 | 4.857142857 | 4.148809524 | 54,57,64,70,82 | AAK | 14 | ADH | 34:7 | 57,70,82 | ACU |
| 6PA | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 54,57,64,70,82 | 6P | 14 | ADM | 38:7 | 51,57,70,82 | 6N |
| (72,76,86,94,110) | |||||||||||||||||
| AHA | 3.78 | 2.06 | 1.225 | 0.78 | 6.03 | 6.03 | 5.83 | 35:6 | 5.833333333 | 4.55 | 51 TD (68) | AKK | 14 | (6N) | |||
| Gear teeth | 34:9 | 33:16 | 49:40 | 39:50 | 31:9x28:16 | 31:9x28:16 | |||||||||||
| Exact ratio | 3.77778 | 2.0625 | 1.225 | 0.780000 | 6.0277778 | 6.0277778 | |||||||||||
| ALE | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 5.83 | 35:6 | 5.833333333 | 4.982638889 | 64,70 (86,94) | 16 | AAM | 35:6 | 64,70 | AHB | |
| AHF | 3.78 | 2.06 | 1.225 | 0.78 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.234285714 | 51 TD | AGZ | 14 | (6N) | |||
| 6ZA | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 57,70,82 | 14 | ADN | 38:7 | 57,70,82 | ||
| (76,94,110) | |||||||||||||||||
| ALK | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 82(16 Zoll) | 16 | |||||
| AND | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 6.16 | 37:6 | 6.166666667 | 5.267361111 | 51 TD | 16 | |||||
| 3.78 | 1.88 | 1.225 | 0.85 | 6.03 | 6.03 | 4.86 | 34:7 | 4.857142857 | 4.148809524 | 57,70,82 (16 Zoll) | AVV | 16 | |||||
| 3.78 | 1.88 | 1.225 | 0.85 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 57,70 (76,94) | AVH | 14 | |||||
| AVM | 3.78 | 1.88 | 1.225 | 0.78 | 6.03 | 6.03 | 5.83 | 35:6 | 5.833333333 | 4.55 | 57,70 | 16 | |||||
| AVN | 3.78 | 1.88 | 1.225 | 0.85 | 6.03 | 6.03 | 4.86 | 34:7 | 4.857142857 | 4.148809524 | 57,70,82 (16 Zoll) | 14 | |||||
| AVL | 3.78 | 1.88 | 1.225 | 0.85 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 57,70 | 14 | |||||
| AVR | 3.78 | 1.88 | 1.225 | 0.85 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 82 (16 Zoll) | 16 | |||||
| 3.78 | 1.88 | 1.225 | 0.78 | 6.03 | 6.03 | 5.83 | 35:6 | 5.833333333 | 4.55 | 51 TD | AVF | 14 | ALN | 35:6 | 51 | ALM | |
| 3.78 | 1.88 | 1.225 | 0.78 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.234285714 | 51 TD | AVJ | 14 | |||||
| AVS | 3.78 | 1.88 | 1.225 | 0.78 | 6.03 | 6.03 | 5.83 | 35:6 | 5.833333333 | 4.55 | 51 TD | 14 | |||||
| AVK | 3.78 | 1.88 | 1.225 | 0.78 | 6.03 | 6.03 | 5.43 | 38:7 | 5.428571429 | 4.234285714 | 51 TD | 14 | |||||
| AVU | 3.78 | 1.88 | 1.225 | 0.85 | 6.03 | 6.03 | 6.16 | 37:6 | 6.166666667 | 5.267361111 | 51 TD | 16 | ANB | 37:6 | 51 | ANC | |
| 16 | AOM | 37:6 | 51 | AOL | |||||||||||||
| Without Viscous Coupling (manually operated 4WD) | |||||||||||||||||
| AAM | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 | 4.86 | 34:7 | 4.857142857 | 4.148809524 | 57,70,82 | AAL | 14 | ADK ** | 34:7 | ADG | |
| 6ZA | 3.78 | 2.06 | 1.225 | 0.85 | 6.03 | 6.03 * | 5.43 | 38:7 | 5.428571429 | 4.636904762 | 57,70,82 | 6Z | 14 | ADN | 38:7 | ADL | |
| With auxilary power take-off (Finland only) | |||||||||||||||||
| AHX | |||||||||||||||||
| Highest top gear ratio by combining diff. unit and gearbox ratios (e.g. AKG diff/ AHA gears) | |||||||||||||||||
| AKG/? | 0.78 | 4.571428571 | 3.565714286 | ||||||||||||||
| Notes | * 6.03 since 07/84, previously the ratio from 2WD used (only used on prototypes). ** Differential only used on prototypes | Viscous Coupling Part No. 094 409 435 | |||||||||||||||
| Credits | Chart originally compiled by Harald Holecek, Graz, Austria. (additional calculations and amendments by Clive Smith - Club80-90) | Harald@vwbus-online.de | |||||||||||||||