Arrma Big Rock 4X4 3S BLX: price & specs

The ARRMA manufacturer page (SKU ARA4312V3, "BIG ROCK 4X4 3S BLX" 1/10 Crew Cab Monster Truck) confirmed exact model identity and stated the specs verbatim: Scale 1/10, Drivetrain 4WD, Motor Type Brushless, Spektrum Firma 3660 3200Kv brushless motor, Top Speed 50+, Ready-To-Run, waterproof ESC/receiver/servo, Battery sold separately, Product Length 20.24"; however it is flagged Discontinued with no price. The AMain Hobbies retailer page for the same SKU ARA4312V3 supplied the price ("Price: $349.99"), the ready-to-run weight verbatim ("Product Weight: 6.25lbs (2835g)"), and reconfirmed the 1/10 scale, 4WD, brushless 3200Kv motor, waterproof electronics, and 20.24" length. No release date is stated on either fetched page, so release date is left blank rather than inferred. The page this record first cited (https://www.arrma-rc.com/en/product/arrma-1-10-big-rock-3s-4x4-rtr-brushless-monster-truck-black/ARA4312V3.html) was gone when re-checked on 2026-09-11 from two vantages; since 2026-09-28 the record cites amainhobbies.com instead.