BN-850A
| ALTIMA CAR ONLY |
| 4 1/4" opening |
| 6 bolt inlet, 3 bolt outlet |
| 10 3/4" length |
BN-850B
| FRONTIER TRUCK ONLY |
| 5 bolt inlet, 3 bolt out |
| 3 7/8" opening |
| 14" length longest side |
| 11 1/2" length longest side |
BN-850C
| OEM# 8J4J6 on side of front flange |
| 6 bolt inlet, 3 bolt outlet |
| sensor on outlet |