Model Variants (Including Prototypes)
SB2C "Helldiver" - Base Series Name
Model 84 - Series Development Designation
X2B2C-1 - Prototype Series Designation; single prototype lost during testing.
SB2C-1 - Series Designation; fitted with Wright R-2600-8 Cyclone 14 radial piston engine delivering 1,700hp.
A-25A - US Army Series Designation of the base SB2C model series; limited service numbers eventually reassigned to USMC.
SB2C-1A - USMC land-based role of the former US Army A-25A models.
SB2C-1C - 2 x 20mm cannons in place of 4 x 12.7mm machine guns in wings.
SB2C-3 - Fitted with 1,900hp R-2600-20 powerplant.
SB2C-4 - Fitted with underwing rocket rails and bomb racks.
SB2C-4E - Radar-equipped Helldiver
SB2C-5 - Increased fuel capacity; 2 x 20mm cannon with 2 x 7.62mm machine guns.
SBF - Helldiver models produced by Fairchild.
SBW - Helldiver models produced by Canadian Car & Foundry.
Helldiver I - British Royal Navy designation of SBW-1B models built in Canada; 28 examples.