Specifications - Type: Brake master cylinder Bore Diameter: 13/16 in Rearward Outlet Size: M12 x 1.0 Secondary Outlet Thread Diameter: M12 x 1.0 Fitment Type: Direct replacement Material: Aluminum Reservoir Included: Yes Sensor Included: Yes Part Number: M630604 46100TA1A01 Package Contents - 1 x Brake master cylinder w/reservoir Fitment - Brake master cylinder compatible with Accord 2008 2009 2010 2011 2012 Brake master cylinder compatible with TSX 2009 2010 2011 2012 2013 2014 (Note: Bore: 13/16 in)