Bobcat 943 Skid Steer Loader – Specs, Parts & Service Guide

The Bobcat 943 Skid Steer Loader is a heavy-duty, high-capacity machine built for rugged performance in construction, demolition, and industrial applications. As one of the largest skid steers from the 1980s and early '90s, the 943 combines raw power with durable components, making it a reliable choice for big jobs and harsh conditions.

Engine & Power:

• Engine: Perkins 4.236, 4-cylinder, liquid-cooled diesel

• Displacement: 236 cu in (3.86 L)

• Horsepower: 58 hp @ 2,500 RPM

Transmission:

• Hydrostatic drive with two-speed travel

• Manual foot or dual-lever control system

• 4-wheel drive with internal drive chains

• Travel Speed: 6.5 mph

Hydraulic System:

• Pump Flow: 14.8 GPM

• System Pressure: 2,300 psi

• Standard auxiliary hydraulics

• Vertical lift path with Bob-Tach® quick attach system

Dimensions & Performance:

• Operating Weight: 7,135 lbs

• Rated Operating Capacity: 2,200 lbs

• Tipping Load: 4,400 lbs

• Lift Height to Hinge Pin: 121.5 in

• Width: 74 in

• Height: 82 in

• Wheelbase: 44 in

Maintenance Essentials:

• Perkins engine rebuild kits – Shop Perkins Engine Parts

• Hydraulic cylinder seal kits – Get Bobcat Seal Kits

• Drive chain and sprockets – Browse Bobcat Chain Drive Parts

• Fuel, air, and hydraulic filter replacements

Common Issues & Fixes:

• Engine Power Loss: Often due to injector or fuel pump wear—rebuild with Perkins injector kits

• Hydraulic Leaks: Caused by worn seals or cylinder pitting—fix with hydraulic seal kits

• Chain Slop/Noise: Indicates worn chains or misaligned sprockets—inspect or replace

Serial Number Info:

• Located on the loader frame just behind the rear wheel or under the seat plate

• Serial number prefixes include: 5086XXX

• Always verify your serial number when ordering engine or hydraulic components