Description
The Sierra Mercury Serpentine Belt 18-18100 is a direct replacement designed for select Mercury DFI and Sport Jet outboards. Built to meet or exceed OEM specifications, it ensures reliable power delivery and smooth operation for 135-175 HP DFI engines. A dependable choice for maintaining optimal performance.
Sierra Mercury Serpentine Belt - 18-18100 Item # 1780825
Description
Fits:
- 135 DFI (1998-Up)
- 150 DFI (1998-Up)
- 175 DFI (2001-Up)
Replaces:
- Mallory:
- 9-55021
- Mercury Marine:
- 57-8285072
- 57-8285074
- 57-828507Q4
- Mercury Sport Jet:
- 57-8285074
- 57-828507Q4