There is a cross-country ski day rental at “baza otdykha” near the forest in New Town, on Zhukova street between Primorskiy and Sportivnaya street.
If you want to rent cross country ski set for whole season, you can do that in SportMag. The cost is 2300 rubles and you will get 900 rubles back at the end of March when returning the ski.
Address: Revolyutsionnaya 72a, sportmag-tlt.ru, tel : +7 909 362 1333
None of these services have been tested by Tolyatti Life but were strongly recommended.