The 2020 Jayco Seismic 4113 Sleeps up to 10 Length: 40' 4" - 44' 2"1 Weight: 13,970 - 15,915 lbs.1 Holding Tanks Total Fresh Water Tank Capacity 100.0 gal. Total Gray Water Tank Capacity 87.0 gal. Total Black Water Tank Capacity 87.0 gal. Jayco's Customer Value Package w/AC & heat pump 2 21 cu. ft. residential refrigerator 15,000 A/C drop in cargo Awning slideout (2) Sanicon dump system2 Extreme Weather Package