Here are the detailed specifications and options for the 2003 Forest River 211GSS Class C motorhome built on a Chevy chassis:

Length: Approximately 21 feet

Sleeping Capacity: Typically, 2-4people

Slide-outs: Usually 1 slide-out

Engine: Chevy 454 engine

Fuel Capacity: Around 55-60 gallons

Towing Capacity: Generally, around 5,000-6,000 lbs.

Interior Height: Around 6.5 feet

Fresh Water Tank Capacity: Approximately 40 gallons

Gray Water Tank Capacity: Approximately 40 gallons

Black Water Tank Capacity: Approximately 30 gallons

Interior Features:

Kitchen: Equipped with a 3-burner propane stove, oven, microwave, and refrigerator

Bathroom: Includes a walk-in shower, toilet, and sink

Sleeping Area: Convertible dinette and a queen bed

Living Area: Furnished with a sofa, entertainment center, and ample storage

Climate Control: Air conditioner and furnace

Electrical System: Includes a generator and battery system

Air Conditioner: Standard 135000 BTU A/C

Generator: Standard with 4000 Onan Gen 

Microwave: Standard

Arctic Package: Optional, includes additional insulation and heated holding tanks

Exterior Accessory Package: Optional, includes items like awning, power windows/door locks, entertainment center, Rear step, wheel liners, roof ladder, and spare tire

Paint Package: Optional, includes upgraded exterior paint options

Bathroom Roof Vent: Standard

DSI Water Heater: Standard

Convection Microwave: Optional

TV with DVD: Optional

Wood Grain Dash: Optional

Upgraded Vent: Optional

Roof Ladder: Optional

Spare Tire: Optional

These features and options make the 2003 Forest River 211GSS Class C a versatile and comfortable motorhome for family trips and adventures. Do you have any specific questions or need more details about any of these features?