American Chopper - Season 4

The first of four FANtasy bike winners is revealed as a dream comes true for one lucky fan. OCC heads to Phoenix, Arizona to surprise the winner and they get the chance to know him and get inspiration for this chopper.

The second of four FANtasy bike winners is revealed as the guys head to Texas. OCC spends some time with this lucky lady and learn about what she wants her chopper to look like. The winner heads out to OCC and gets a tour and shops at the store.

The third of four FANtasy bike winners is revealed as OCC heads to California to surprise a lucky fan. After having sold his motorcycle to pay for his mother's medical treatment, this winner will finally have a bike again.

The final of four FANtasy bike winners is revealed as the guys head to California. After a car accident left this fan a paraplegic, OCC faces the challenge of creating a trike.

Senior's trip to Europe inspires him to start his own collection of vintage bikes. The guys try to restore an old classic while Senior builds a chopper with a vintage feel. Mikey even pitches in but throws a tantrum when he gets pushed too far.

The guys of OCC continue working on Senior's vintage chopper, while Chris Matthews finishes restoring an old classic. When the front end of the vintage chopper comes back from powdercoat the wrong color, the guys scramble to finish the bike on time.

The OCC crew builds a vintage Indian bobber motorcycle for musician Billy Joel.

The guys of OCC head to Wendy's headquarters in Dublin, Ohio to do research for their next build. Building a bike that will be auctioned off to benefit the Dave Thomas Foundation for Adoption.

The OCC crew continues working on their latest build, a bike for Wendy's to be auctioned off to benefit the Dave Thomas Foundation for Adoption. Then, the guys head to Hunter Mountain for some fun on the slopes.

OCC teams up with Sunoco and NASCAR driver Kyle Petty to build a bike that will benefit the Victory Junction Gang Camp. The guys head down to North Carolina to meet Kyle Petty and to tour the camp.

OCC continues working on their latest build, a bike for Sunoco that will be auctioned off to benefit the Victory Junction Gang Camp. When the bike is sent to paint and powdercoat, the guys head to Lowe's Speedway & take turns going around the track.

Actor Bill Murray contacts OCC to build him a chopper inspired by his Caddyshack character, Carl. Bill Murray comes to the shop once fabrication gets under way to pitch in and help the guys.

OCC continues working on the Caddyshack-inspired bike for actor Bill Murray. Everyone pitches in during final assembly. The unique chopper is auctioned off at a golf tournament to benefit the St. Vincent's Mobile Hospital.

OCC prepares to hit the road, as they get ready to do something they've never done before- build a bike on stage in front of their fans. As the guys start to rehearse, the pressure builds when they realize that they may not be up to the task.

OCC takes a new direction as they decide to mass-produce a bike for the public. Design and fabrication get off to a slow start, but Vin kicks into high gear after finding out some personal news. The bike is revealed on a late night talk show.

The Teutuls lace up their work shoes and step into their next project: a boot-themed bike for the Lugz footwear company. As fabrication gets under way, OCC bids farewell to a valued employee, leaving the guys on their own to finish the frame...

The OCC crew hits their stride as they work to complete their boot-themed bike for the Lugz Footwear Company. With fabrication well underway, and the custom leather design posing new challenges, OCC teams with leather craftsman Danny Gray.

OCC suits up, and lays siege to their latest project, a dragon-rider bike inspired by the movie Eragon. Mikey takes on a crusade of his own and organizes a jousting tournament uniquely OCC.

OCC continues to battle with the dragon-themed Eragon bike, but as the bike nears completion, an oversight by Cody and unexpected news about the bike's planned debut threatens to send this project up in smoke.

Orange County Choppers begins a new chapter as they break ground on a massive, new world headquarters and Paul Sr. challenges Paul Jr. to a build-off that will determine the future of OCC's next dealership bike.

It's old school vs. new school as Paul Sr. and Paul Jr. continue their competition to build OCC's next production bike.

OCC goes online for their latest project, a high-tech, low-slung chopper for Go Daddy.com. As the bike design gets underway Jason Pohl and Paul Jr. can't agree on the project's direction, forcing Paul Sr. to step in and keep this build on track.

It's business as usual as OCC continues on their chopper for GoDaddy.com. With the bike out to paint, Mikey and Sr make it a father-son day at the racetrack, where Mikey lets his hair down and shows off his skills to Indy car driver Danica Patrick.

OCC starts in on their latest creation, a chopper for the FLOW Corporation and Mikey starts in on a secret project that has Sr. pointing the finger at everyone.

OCC continues on the custom chopper for the FLOW Corporation. With the project moving quickly through assembly, the crew suits up and heads to the paintball course to let off a little steam.

OCC boots up their latest custom chopper - a computer-themed creation for the HP Corporation. With the build underway, the OCC crew makes a call to the tattoo artists of "Miami Ink" to discuss getting some new tattoos.

OCC continues on their computer themed chopper for the HP Corporation. Meanwhile, Ami and Chris from Miami Ink continue their custom body art on Sr. and Beth. The guys encounter problems at the bike's reveal and Sr. narrowly avoids a mishap.

OCC amps it up as they start on their latest custom creation - a guitar-themed chopper for Peavey Electronics. But when Sr. brings in a second build, for the Go Fast Energy Drink company, the work piles up and the company's resources are taxed.

OCC continues on their custom chopper for Peavey Electronics. The double build winds down as the guys travel to Las Vegas to unveil the Go Fast bike, and then on to Anaheim for the Peavey reveal.

It's another OCC family vacation as the Teutuls go walkabout in the 'land down under' where Russell Crowe asks the guys to build an Australia-themed chopper.

The Teutuls continue their adventures in the Great South Land. After arriving at Uluru, the guys find themselves immersed in Aboriginal culture.

The Australia adventure continues as Mike and Vin head to Melbourne where they get some Jackaroo training from some hard-working sheilas on a sheep farm. Meanwhile back at OCC, Jr. and Pohl get started on the Australia themed bike for Russell Crowe.

OCC dresses up and enters the high-tech world of embedded technology as they build a custom chopper for the Intel Corporation. With an onboard computer and a V Quad motor, the guys are faced with new challenges that stretch their building skills.

OCC continues on the wide-bodied, high-tech chopper for the Intel Corporation and Sr. and Jr. confront Mikey over his work habits.

OCC hits the links for their latest project: three EDS sponsored choppers honoring the career and charitable work of golf legend Byron Nelson.

OCC's triple build continues, as the crew enters the back 9 on the three EDS / Byron Nelson Championship Bikes. Last minute delays with chrome threatens to stall progress, and has Sr. looking for some straight answers.

OCC hovers over their next project--a sleek, custom creation for Silver State Helicopters. But aspects of the bike's design present new challenges for the crew, and forces Paul Jr. to confront creative obstacles of his own.

OCC's rotors spin at full speed as work on the custom chopper for Silver State Helicopters continues. As assembly gets underway, Jr, Mikey and Vin go airborne, and take some flight lessons.

OCC shucks some corn and plows into their next project - the world's first renewable fuel chopper for the Iowa Farm Bureau. The Teutuls check in on OCC's new world HQ, and NASCAR champ Tony Stewart stops by to check on his bike.

OCC continues on their innovative Ethanol powered bike for the Iowa Farm Bureau. But the mood in the shop quickly turns somber, when a long-time member of the crew calls it quits.