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Dw7491 Guard vs Dewalt Dwe7491 Rear: specs compared

Updated 05 September 2026.

64 mm
Dewalt Dwe7491 Rear wins on mating diameter

On mating diameter, Dewalt Dwe7491 Rear leads: 64 mm versus 38 mm.

SpecDw7491 GuardDewalt Dwe7491 Rear
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-1/2 in, 38 mm2-1/2 in, 64 mm
Manufacturer designation1-1/2 in OD guard port2-1/2 in OD rear port
Mating diameter (mm)3864

Questions and answers

Which has the higher mating diameter, Dw7491 Guard or Dewalt Dwe7491 Rear?

On mating diameter, Dewalt Dwe7491 Rear leads: 64 mm versus 38 mm.

How do Dw7491 Guard and Dewalt Dwe7491 Rear compare?

On mating diameter, Dewalt Dwe7491 Rear leads: 64 mm versus 38 mm.

Compared here

DeWalt DWE7491RS blade-guard port dust port sizeDeWalt DWE7491RS rear dust port dust port size