1972 Trans-AMA motocross series


The 1972 Trans-AMA motocross series was the third annual international series established by the American Motorcyclist Association as a pilot event to help establish motocross in the United States. The motocross series was an invitational based on a 500cc engine displacement formula, run on American tracks featuring the top riders from the F.I.M. world championship against the top American riders.
Swedish Maico factory rider Åke Jonsson dominated the championship, winning nine consecutive overall wins. 500cc world champion, Roger De Coster and Heikki Mikkola placed second and third overall, claiming one victory apiece to start off the series before Jonsson began his winning streak. Brad Lackey was the highest-placing American rider, finishing the series sixth overall.

1972 Trans-AMA final standings

PlaceRiderCountryTeamPointsWins
1 Åke JonssonSwedenMaico15509
2 Roger De CosterBelgiumSuzuki9121
3 Heikki MikkolaFinlandHusqvarna8111
4 Hans MaischWest GermanyMaico5300
5 Arne KringSwedenHusqvarna4870
6 Brad LackeyUnited StatesKawasaki4600
7 Bengt ÅbergSwedenHusqvarna3040
8 Pierre KarsmakersNetherlandsHusqvarna3030
7 Christer HammargrenSwedenYamaha2640
10 Miroslav HalmCzechoslovakiaČZ2280

1972 Trans-AMA Round 1

Sep. 24, 1972, Copetown, Ontario
PlaceRiderCountryTeam
1 Roger De CosterBelgiumSuzuki
2 Åke JonssonSwedenMaico
3 Heikki MikkolaFinlandHusqvarna
4 Brad LackeyUnited StatesKawasaki
5 Mike RunyardUnited StatesČZ
6 Gary ChaplinUnited StatesMaico
7 Serge BacouFranceBultaco
8 Rich ThorwaldsonUnited StatesSuzuki
9 Billy ClementsUnited StatesHusqvarna
10 Seppo MakinenFinlandHusqvarna

1972 Trans-AMA Round 2

Oct. 1, 1972, Linnville, Ohio
PlaceRiderCountryTeam
1 Heikki MikkolaFinlandHusqvarna
2 Hans MaischWest GermanyMaico
3 Roger De CosterBelgiumSuzuki
4 Åke JonssonSwedenMaico
5 Serge BacouFranceBultaco
6 Bryan KenneyUnited StatesMaico
7 Dave BickersUnited KingdomČZ
8 Wyman PriddyUnited StatesČZ
9 Jim PomeroyUnited StatesBultaco
10 Brad LackeyUnited StatesKawasaki

1972 Trans-AMA Round 3

Oct. 8, 1972, St. Peters, Missouri
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Heikki MikkolaFinlandHusqvarna
3 Hans MaischWest GermanyMaico
4 Arne KringSwedenHusqvarna
5 Pierre KarsmakersNetherlandsHusqvarna
6 Brad LackeyUnited StatesKawasaki
7 Gary JonesUnited StatesYamaha
8 Rich ThorwaldsonUnited StatesSuzuki
9 Dave BickersUnited KingdomČZ
10 Wyman PriddyUnited StatesČZ

1972 Trans-AMA Round 4

Oct. 15, 1972, Atlanta, Georgia
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Roger De CosterBelgiumSuzuki
3 Jimmy WeinertUnited StatesYamaha
4 Rich ThorwaldsonUnited StatesSuzuki
5 Jim PomeroyUnited StatesBultaco
6 Bryan KenneyUnited StatesMaico
7 Arne KringSwedenHusqvarna
8 Mike RunyardUnited StatesČZ
9 Brad LackeyUnited StatesKawasaki
10 Pierre KarsmakersNetherlandsHusqvarna

1972 Trans-AMA Round 5

Oct. 22, 1972, Orlando, Florida
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Heikki MikkolaFinlandHusqvarna
3 Arne KringSwedenHusqvarna
4 Pierre KarsmakersNetherlandsHusqvarna
5 Bengt ÅbergSwedenHusqvarna
6 Brad LackeyUnited StatesKawasaki
7 Jimmy WeinertUnited StatesYamaha
8 Hans MaischWest GermanyMaico
9 Serge BacouFranceBultaco
10 Jim PomeroyUnited StatesBultaco

1972 Trans-AMA Round 6

Oct. 29, 1972, Houston Texas
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Christer HammargrenSwedenYamaha
3 Heikki MikkolaFinlandHusqvarna
4 Arne KringSwedenHusqvarna
5 Pierre KarsmakersNetherlandsHusqvarna
6 Jaak van VelthovenBelgiumYamaha
7 Serge BacouFranceBultaco
8 Brad LackeyUnited StatesKawasaki
9 Jiri ChuravyCzechoslovakiaČZ
10 Mark BlackwellUnited StatesHusqvarna

1972 Trans-AMA Round 7

Nov. 5, 1972, Carlsbad, California
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Roger De CosterBelgiumSuzuki
3 Heikki MikkolaFinlandHusqvarna
4 Hans MaischWest GermanyMaico
5 Miroslav HalmCzechoslovakiaČZ
6 Brad LackeyUnited StatesKawasaki
7 Pierre KarsmakersNetherlandsHusqvarna
8 Jaak van VelthovenBelgiumYamaha
9 Christer HammargrenSwedenYamaha
10 Gary JonesUnited StatesYamaha

1972 Trans-AMA Round 8

Nov. 12, 1972, Phoenix, Arizona
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Heikki MikkolaFinlandHusqvarna
3 Roger De CosterBelgiumSuzuki
4 Jaak van VelthovenBelgiumYamaha
5 Arne KringSwedenHusqvarna
6 Christer HammargrenSwedenYamaha
7 Brad LackeyUnited StatesKawasaki
8 Hans MaischWest GermanyMaico
9 Andy RobertonUnited KingdomHusqvarna
10 Pierre KarsmakersNetherlandsHusqvarna

1972 Trans-AMA Round 9

Nov. 19, 1972, Puyallup, Washington
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Arne KringSwedenHusqvarna
3 Roger De CosterBelgiumSuzuki
4 Bengt ÅbergSwedenHusqvarna
5 Hans MaischWest GermanyMaico
6 Andy RobertonUnited KingdomHusqvarna
7 Christer HammargrenSwedenYamaha
8 Brad LackeyUnited StatesKawasaki
9 Miroslav HalmCzechoslovakiaČZ
10 Jim PomeroyUnited StatesBultaco

1972 Trans-AMA Round 10

Nov. 26, 1972, Livermore, California
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Roger De CosterBelgiumSuzuki
3 Miroslav HalmCzechoslovakiaČZ
4 Brad LackeyUnited StatesKawasaki
5 Jiri ChuravyCzechoslovakiaČZ
6 Jaak van VelthovenBelgiumYamaha
7 Bengt ÅbergSwedenHusqvarna
8 Marty TripesUnited StatesČZ
9 Gary JonesUnited StatesYamaha
10 Masaharu TakezawaJapanKawasaki

1972 Trans-AMA Round 11

Dec. 3, 1972, Saddleback Park, California
PlaceRiderCountryTeam
1 Åke JonssonSwedenMaico
2 Bengt ÅbergSwedenHusqvarna
3 Hans MaischWest GermanyMaico
4 Roger De CosterBelgiumSuzuki
5 Andy RobertonUnited KingdomHusqvarna
6 Marty TripesUnited StatesČZ
7 Miroslav HalmCzechoslovakiaČZ
8 Christer HammargrenSwedenYamaha
9 Brad LackeyUnited StatesKawasaki
10 Pierre KarsmakersNetherlandsHusqvarna