CREATE TABLE table_41271 ("Rider" TEXT, "Bike" TEXT, "Laps" FLOAT, "Time" TEXT, "Grid" FLOAT)

Which bike had a grid less than 35 and time at 37:58.607?
SELECT "Bike" FROM table_41271 WHERE "Grid" < '35' AND "Time" = '37:58.607'
SELECT "Bike" FROM "table_41271" WHERE "Grid" < '35' AND "Time" = '37:58.607'