After a few years and MANY requests, I started a build line of 4 blocks wide about 1.5:1 scale vehicles. I'm still building 5 blocks wide about 2:1 scale. I'll post the scale in the title and block count in the description. But you need to pay attention to the post, Make sure your downloading the correct scale build.

In real life the Peterbilt 389, Heavy Haul is done right, 605hp, 2050tq, full double frame, PTO ready, 20k front axle, 20k Watson Chalin steerable lift axle, 46k rears on Air Trac, 54" spacing, dual locking diffs, 3.91 rears, Platinum interior, full gauge package, 160 amp brushless alternator, dual spot lights, strobe lights, tow eye, 4 batteries, HD transmission and driveline, heated fuel filter, ply tires, rosewood dash, 48" sleeper.

ROGERS Trailer - 40-ton low bed has a "No Foot" Direct-Push detachable gooseneck and a "Sloper" deck design known for easier loading.

Cat 621 Scraper Overview : Quick loading, high travel speeds fully loaded ( 33.5 mile/h ) and the ability to load and dump on the run yield fast cycle times, allowing Cat Wheel Tractor-Scrapers to consistently deliver high productivity at the lowest cost per ton. Engine Model Cat C13 ACERT 407.0 HP. Scraper Capacity - Heaped 24.0 yds. Fuel tank 216.09 gals. Operating Weight - Empty - 79787.0 lbs

Minecraft 1.12.2 - BPS 1.3 HD pack

Remember this is a Smaller 4 blocks wide, 1.5:1 scale vehicle