CREATE TABLE table_27304 ("Team" TEXT, "#" FLOAT, "Primary Sponsor" TEXT, "Driver ( s ) " TEXT, "Listed Owner ( s ) " TEXT, "Engine" TEXT, "Chassis" TEXT)

What chassis is on the car repped by team rahal letterman lanigan racing?
SELECT "Chassis" FROM table_27304 WHERE "Team" = 'Rahal Letterman Lanigan Racing'
SELECT "Chassis" FROM "table_27304" WHERE "Team" = 'Rahal Letterman Lanigan Racing'