Model Variants (Including Prototypes)
Ya-26 "Krasavec" - First Model Design by Alexander Yakovlev to the 1938 fighter requirement.
I-26 - Initial Production Model Designation; lated redesignated to the Yak-1.
Yak-1 - Initial Production Model Designation
Yak-1b - "Improved" Yak-1 featuring improved armor protection, retractable tail wheel, improved engine, improved weapons system and bubble-type canopy; 4,188 examples produced.
Yak-1M - Two examples produced; uprated engine, smaller wings and improvements initiated throughout.
I-28 - Prototype Yak-5 High-Altitude Interceptor; design used in Yak-7 and Yak-9.
I-30 - Prototype with improvements to design and construction throughout.
Yak-3 - Lightened Version of the base Yak-1.
Yak-7 - Fighter Variant; based on two-seat trainer; 5,000 examples produced.
Yak-9 - Definitive Variant based on developmental Yak-7 frame; constructed with light alloy wing spars; 16,769 examples produced.
Yak-9M - Base Fighter Variant
Yak-9D - Long Range Model
Yak-9DD - Very Long Range Model
Yak-9U - All Metal Production Model
Yak-9P - Fitted with cannon armament.