BN-109A/BN-109AA/BN-109B/BN-109BB/BN-109C/BN-109CC
| Part Number | OEM Number | Sensor | Additional Info |
| BN-109A | 25165218, 25314750, 25178426 | 1 sensor | 15 1/2" neck length, short side |
| BN-109AA | 25165218, 25178425 | 1 sensor | 17" body, 12" neck length, short side |
| BN-109B | 25165218, 25314750 | 2 sensors | 15 1/2" neck length, short side |
| BN-109BB | 25165218 | 2 sensors | 12" neck length, short side |
| BN-109C | 25325250 | 1 sensor | 12" body, 15 1/2" neck length, short side |
| BN-109CC | 25325250 | 1 sensor | 12" neck length, short side, hanger 4 1/2" behind body |
OEM# required