42" (W) x 16 1/16" (H) x 14" (D)
That's because Goodman lives up to its name in a big way
This is a high-altitude LP conversion kit for Goodman gas furnaces installed at 7
and tested over 3 times the required amount for quality assurance

Goodman 3 ton 14 SEER2 Complete Split System with horizontal coil and single stage 80% AFUE 80k BTU furnace (GLXS3BN3610 CHPTA4230C3 GR9S800804CN) 4.5in Filter Box 42" (W) x 16 1/16"This HVAC system includes the Goodman GLXS3BN3610 air conditioner unit which is a 3 TON ac unit. This residential ac unit can only be sold in the following states: CO, CT, ID, IL, IA, IN, KS, MA, ME, MI, MN, MO, MT, ND, NE, NH, NJ, NY, OH, OR, PA, RI, SD, UT, VT, WA, WV, WI, and WY. The second piece of this bundle is the Goodman CHPTA4230C3 horizontal coil. Please note that this coil is NOT compatible or convertible to use in a vertical configuration.