- 624 pages - Caterpillar Tractor/Scraper 621B (31V1 and Up, 35V1 and Up, 36V1 and Up, 45P1 and Up) Service Manual (SVC)
- Pages : 904
- Sections and Models:
- Manuals > Manuals
- Caterpillar SCRAPER: 621B (31V1>, 35V1>, 36V1>, 45P1>)
- Caterpillar TRACTOR: 621B (31V1>, 35V1>, 36V1>, 45P1>)
- Machine Types : Scraper, Tractor
- Makes : Caterpillar
- Models : 621b
- Models :