2021 ROTOCHOPPER B66L

New coloring skid from Rotochoper, new clutch drive coupling, bell housing, clutch hydraulic motor & drive, holders on mill, 2 new hydraulic belt drive motors, and 4 new hydraulic belt cylinders. Has compressor and cross belt magnet.

2021 Rotochopper B66L

3,700 hours on a 2021 Rotochopper B66L — that’s roughly 925 hours per year on a 1,050HP horizontal grinder. This is a high-production machine with major recent component updates.

Who This Machine Is For

• Large land clearing operations — handles high volumes of brush, timber, and stumps
• Recycling yards — processes wood waste into reusable material
• Mulch producers — ideal for high-volume production and coloring applications
• Operators needing maximum production — high horsepower with updated components

What It Grinds

• Brush and green waste — reduces volume for hauling or reuse
• Wood waste — processes pallets and scrap lumber
• Whole trees and large timber — handles heavy material with controlled feed

This is not a chipper. It uses a hammermill system, so the output is ground material, not uniform chips.

Specs in Plain Language

This unit is powered by a 1,050HP CAT C27 engine. That level of horsepower places it in the ultra high-production class, capable of handling large, dense material continuously without slowing down.

With 3,700 hours over 4 years, you’re looking at about 925 hours per year. That reflects consistent production use, which is expected for a grinder in this category.

This machine has seen extensive recent updates. It includes a new coloring skid from Rotochopper, along with major drivetrain and hydraulic component replacements such as a new clutch drive coupling, bell housing, clutch hydraulic motor and drive, mill holders, two new hydraulic belt drive motors, and four new hydraulic belt cylinders.

It is also equipped with a compressor and a cross belt magnet, which helps remove metal contaminants from material and improves overall efficiency.

The Rotochopper B66L is designed for high-volume production and consistent end-product quality, especially in mulch and regrind applications.

Buyers should still evaluate wear components as part of normal inspection, but the level of recent updates adds significant value and reduces immediate maintenance concerns.

If you’re comparing options, you can also view other horizontal grinders or check tub grinders if your operation prefers gravity-fed loading.

Why Buy From GrinderCrusherScreen

We've been in the horizontal grinder business since 1973. We know these machines because we work in this industry every day. We can answer your questions about the B66L before you buy, and we help with financing, coordinating inspections, and arranging transportation.

Got a horizontal grinder you need to sell? We handle the marketing, the calls, the tire kickers, and the transaction. It's free. You set your price, you get your price.

Call 770-433-2670 or email sales@grindercrusherscreen.com for pricing or details.