Question: Which corporation manufactures this truck that on which AEV Prospector is based?

Context paragraphs:
Ohaus: OHAUS Corporation manufactures balances and scales for the laboratory, education, industrial and speciality markets worldwide.  With headquarters in Parsippany, New Jersey, United States, OHAUS Corporation has offices in Europe, Asia and Latin America.

AEV Brute: The AEV Brute is a compact pickup truck that is modified from the Jeep Wrangler platform, and is offered for both TJ and JK year models.  It is made by American vehicle producer, American Expedition Vehicles.  It is available in single and double cab versions.  The differences between the Jeep Wrangler and the AEV Brute is that the AEV Brute is a pickup truck while the Jeep Wrangler is an SUV.

InstaBook: InstaBook Corporation manufactures book on demand equipment.  It was founded in 1997, and is located in Gainesville, Florida.

AEV Prospector: The AEV Prospector is an American pickup truck made by American Expedition Vehicles and based on the Ram Pickup.

Hygenic Corporation: The Hygenic Corporation manufactures synthetic and natural rubber products, and is headquartered in Akron, Ohio, a municipality roughly 35 miles south of Cleveland.  The company produces latex cloth for latex clothing, rubber tubing, cord and bulk sheeting.  They also manufacture the Thera-Band progressive exercise system, and Biofreeze.  The Hygenic Corporation was founded in 1925 by Walter P. Keith.  In the last 10 years Hygenic has changed hands several times being bought and sold by private equity firms.

Ram Pickup: The Ram pickup (formerly the Dodge Ram pickup) is a full-size pickup truck manufactured by FCA US LLC (formerly Chrysler Group LLC) and marketed as of 2011 onwards under the Ram Trucks brand.

E. Gluck Corporation: E. Gluck Corporation is an American watch manufacturer headquartered in Little Neck, New York.  It was founded in 1956 by its current President, Eugen Gluck.  E. Gluck Corporation manufactures watches under two flagship brand names, Armitron and Anne Klein.  As of 1999, Armitron had the fifth largest share of all watch purchasers, by brand, in the United States.  As of 2005, Armitron ranks as one of the top ten fine and fashion watch brands in the US, along with Timex, Fossil, Seiko, Citizen, Casio, Guess, Bulova, Movado, and Pulsar.

Ritek: Established in Taiwan in 1988, RITEK Corporation manufactures compact disk products such as CD-R, CD-RW, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM, HD DVD, Blu-ray Disc and Blu-ray M-Disc, storage cards such as CF (CompactFlash) cards, SD cards and MMC cards (MultiMediaCard), memory stick and consumer electronics.  Over recent years, RITEK also made inroads to green energy by manufacturing solar models and offering installation services for solar systems (Photovoltaic system).  Meanwhile, RITEK also produces solar cells and touch panel products such as PMOLED and ITO glass.  RITEK has also developed and launched a few products in nano and biotechnology.  The company's English name is a portmanteau of the words “right” and “technology”.

OPEX (corporation): OPEX Corporation manufactures, sells, and services high volume mailroom automation equipment, document scanners, and material handling equipment.  Their products are used by the largest remittance processing operations like credit card companies, public utilities, and phone companies to speed up the processing of mail and checks.

Advance Paper Corporation: Advance Paper Corporation manufactures paper products for printers, school and office use.  The company started in 1981 as a small backyard operation manufacturing ruled paper products, writing pads and notebooks for students.

Supporting paragraphs: AEV Prospector Ram Pickup
Answer: FCA US LLC