2" Fifth wheel couplings
| Fifth wheel couplings (Series) |  JSK 26 |
 JSK 34 |
 JSK 36 |
 JSK 42 MK |
| King pin | 2" | 2" | 2" | 2" |
| Imposed load | 6 t | 16 t | 20 t | 15 t |
| D-value | 50 kN | 120 kN | 152 kN | 118 kN |
| Suitable for use with steering wedges | yes | yes | yes | yes |
| Bearing | Pivot bearing | Hybrid bearing | Pivot bearing | Slide bearing |
| Mounting height | 120 mm | 150 / 185 mm* | 150, 172, 185, 205, 225 mm | 140 mm |
| Maintenance | M | Z, W | M | Z, W |
| LubeTronic 1Point | yes | yes | ||
| LubeTronic 5Point | yes | |||
| FlashTronic | yes | |||
| Sensoric | yes | yes | ||
| SKS / KKS | ||||
| Approval | ECE-R55 | ECE-R55 | ECE-R55 | ECE-R55 |
* additional mounting heights available as chassis mounting
| Fifth wheel couplings (Series) |  JSK 40 |
 JSK 42 |
 JSK 37 C |
 JSK 37 E |
| King pin | 2" | 2" | 2" | 2" |
| Imposed load | 20 t | 20 t | 20 t | 20 t |
| D-value | 152 kN | 152 kN | 152 kN | 152 kN |
| Suitable for use with steering wedges | yes | yes | yes | yes |
| Bearing | Slide bearing | Slide bearing | Rubber bearing | Pivot bearing |
| Mounting height | 150, 190, 225 mm | 150, 185, 225 mm | 150, 185, 220, 250, 300 mm | 150, 172, 185, 205, 225 mm |
| Maintenance | Z, W | Z, W | M, Z, W | M, Z, W |
| LubeTronic 1Point | yes | yes | yes | yes |
| LubeTronic 5Point | yes | yes | yes | |
| FlashTronic | yes | |||
| Sensoric | yes | yes | yes | |
| SKS / KKS | yes | |||
| Approval | ECE-R55 | ECE-R55 | ECE-R55 | ECE-R55 |
