R5 Appalachian Highlands Motorsport Park National 1May 16 Appalachian Highlands Motorsport Park · Keysers Ridge, MD New venue Visit 1 of 2 1975 round — Last held Never Past seasons 0

R6 RedBud NationalMay 23 RedBud MX · Buchanan, MI Returning venue 1975 round — Last held 1974 Past seasons 1

R7 Pennsylvania Motocross Park NationalMay 23 Pennsylvania Motocross Park · Allentown, PA New venue 1975 round — Last held Never Past seasons 0

R8 ▲3 Moto-Masters Park NationalMay 30 Moto-Masters Park · Mexico, NY 1975 round R11 Last held 1975 Past seasons 2

R9 The Wick 338 NationalJun 6 The Wick 338 · Southwick, MA New venue 1975 round — Last held Never Past seasons 0

R10 ▲2 Lake Sugar Tree MX Park NationalJun 13 Lake Sugar Tree MX Park · Axton, VA 1975 round R12 Last held 1975 Past seasons 1

R11 ▼4 Midland Motocross Park NationalJun 20 Midland Motocross Park · Midland, MI 1975 round R7 Last held 1975 Past seasons 1

R12 Appalachian Highlands Motorsport Park National 2Jul 4 Appalachian Highlands Motorsport Park · Keysers Ridge, MD New venue Visit 2 of 2 1975 round — Last held Never Past seasons 0

R13 Cycle World USA NationalJul 18 Cycle World USA · Saint Peters, MO New venue 1975 round — Last held Never Past seasons 0

R14 ▼5 Delta Motorsport Park NationalAug 1 Delta Motorsport Park · Delta, OH 1975 round R9 Last held 1975 Past seasons 2

R15 Unadilla NationalAug 1 Unadilla MX · New Berlin, NY New venue 1975 round — Last held Never Past seasons 0

R16 ▼3 Cycle-Rama NationalAug 15 Cycle-Rama · San Antonio, TX 1975 round R13 Last held 1975 Past seasons 1

R17 ▼14 Castle Point Moto Sport Park NationalAug 15 Castle Point Moto Sport Park · New Castle, KY 1975 round R3 Last held 1975 Past seasons 1

R18 Rio Bravo MX Park National 2Aug 22 Rio Bravo MX Park · Houston, TX New venue Visit 2 of 2 1975 round — Last held Never Past seasons 0

R19 Sunshine Speedway NationalAug 22 Sunshine Speedway · St. Petersburg, FL New venue 1975 round — Last held Never Past seasons 0

R20 ▼5 Motocross West NationalAug 29 Motocross West · New Orleans, LA 1975 round R15 Last held 1975 Past seasons 2

Not Back in 1976

R5 Baldwin Motocross Park NationalJun 8, 1975 Baldwin Motocross Park · Baldwin City, KS

R6 Lake Whitney Cycle Ranch NationalJun 15, 1975 Lake Whitney Cycle Ranch · Whitney, TX

R8 Omaha Moto Park National 2Jul 13, 1975 Omaha Moto Park · Herman, NE

R10 Appalachia Lake Park National 2Aug 3, 1975 Appalachia Lake Park · Bruceton Mills, WV

R14 Ohio International Raceway NationalAug 24, 1975 Ohio International Raceway · Ravenna, OH

AMA Supercross Championship

Daytona R1

Houston R2

Dallas R3

Pontiac R4

Los Angeles R5

AMA Motocross Championship

Hangtown Motocross Classic R1

Fastrack Motocross Park National R2

Rio Bravo MX Park National 1 R3

Towaligo River Park National R4

Appalachian Highlands Motorsport Park National 1 R5

RedBud National R6

Pennsylvania Motocross Park National R7

Moto-Masters Park National R8

The Wick 338 National R9

Lake Sugar Tree MX Park National R10

Midland Motocross Park National R11

Appalachian Highlands Motorsport Park National 2 R12

Cycle World USA National R13

Delta Motorsport Park National R14

Unadilla National R15

Cycle-Rama National R16

Castle Point Moto Sport Park National R17

Rio Bravo MX Park National 2 R18

Sunshine Speedway National R19

Motocross West National R20

Not Back in 1976