Description
MQ6C – Genuine Caterpillar 135-3225 rocker arm shaft (shaft assembly). The rocker arms pivot on this shaft to open and close the intake and exhaust valves. New, in stock and ready to ship.
Part number: Cat 135-3225 (1353225). Also serviced as 399-8582.
Engines: Caterpillar 3408E, 3412E, C30, C32 (industrial, marine and petroleum)
Machines: 24H motor grader; 631D, 631E, 631G, 633D, 633E II, 637D, 637E, 637G, 639D, 651B, 651E, 657E wheel tractors and scrapers; 769C, 769D, 771C, 771D, 772B, 773, 773B, 773D, 773E, 775B, 775D, 775E trucks; 834B, 844 wheel dozers; 836 compactor; 988B, 988F, 988F II, 990, 990 II, 992C, 992D wheel loaders; D8L, D9L, D9N, D9R, D10N, D10R track-type tractors; 5110B excavator; PM-565, PM-565B cold planers
Specs: Length 5.2 in. | Height 1.19 in.
Always verify fit against your engine serial number before ordering.


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