Date

Site

Course

Distance
(Miles)

Winner

Car

Speed
(mph)

Speed
(kph)

04/09/89

Phoenix

Oval

200

Rick Mears

Penske-Chevrolet

126.112

202.914

04/16/89

Long Beach

Road

158.650

Al Unser Jr.

Lola-Chevrolet

83.503

134.356

05/28/89

Indianapolis+

Oval

500

Emerson Fittipaldi

Penske-Chevrolet

167.581

269.638

06/04/89

Milwaukee

Oval

200

Rick Mears

Penske-Chevrolet

130.160

209.427

06/18/89

Detroit

Road

155

Emerson Fittipaldi

Penske-Chevrolet

76.113

122.466

06/25/89

Portland

Road

199.890

Emerson Fittipaldi

Penske-Chevrolet

103.984

167.310

07/02/89

Cleveland

Road

198.400

Emerson Fittipaldi

Penske-Chevrolet

128.072

206.068

07/16/89

Meadowlands

Road

180

Bobby Rahal

Lola-Cosworth

81.906

131.787

07/23/89

Toronto

Road

183

Michael Andretti

Lola-Chevrolet

90.900

146.258

08/06/89

Michigan

Oval

500

Michael Andretti

Lola-Chevrolet

160.210

257.778

08/20/89

Pocono

Oval

500

Danny Sullivan

Penske-Chevrolet

170.720

274.688

09/03/89

Mid-Ohio

Road

200.500

Teo Fabi

March-Porsche

104.820

168.655

09/10/89

Elkhart Lake

Road

200

Danny Sullivan

Penske-Chevrolet

122.803

197.590

09/24/89

Nazareth

Oval

200

Emerson Fittipaldi

Penske-Chevrolet

134.767

216.840

10/15/89

Laguna Seca

Road

185.890

Rick Mears

Penske-Chevrolet

94.174

151.526

+The Indianapolis 500 was USAC-sanctioned, but counted toward the PPG Indy Car World Series title.