Caterpillar GC45K SWB GC45K GC55K STR Forklift Chassis Service Manual

GC35K,
GC40K,
GC40K STR,
GC45K SWB,
GC45K,
GC55K,
GC55K STR,
GC60K,
GC70K,
GC70K STR
Caterpillar Cat 

COMPLETE SERVICE & REPAIR MANUAL

Caterpillar GC Series Forklifts

Models Covered:

GC35K • GC40K • GC40K STR • GC45K SWB • GC45K • GC55K • GC55K STR • GC60K • GC70K • GC70K STR

Chassis & Mast Systems

Why This Manual Is Essential

This comprehensive service and repair manual provides complete technical coverage for all Caterpillar GC Series forklift models. From routine maintenance to complex repairs, this guide delivers professional-grade information in an accessible format.

What You Get:

• Fully indexed for instant access to any procedure

• Step-by-step instructions with clear illustrations and diagrams

• Complete chassis and mast system coverage

• Detailed tool requirements for every procedure

• Professional repair techniques used by certified technicians

Designed For Every Skill Level

Whether you’re a seasoned mechanic or a first-time technician, this manual makes forklift repair straightforward. The illustrated guides break down complex procedures into simple, manageable steps—eliminating guesswork and preventing costly mistakes.

Massive Cost Savings

One repair pays for this manual many times over:

• Oil changes

• Spark plug replacements

• Air filter service

• Brake repairs

• Mast adjustments

• Hydraulic system maintenance

• And hundreds of other procedures

Stop paying expensive dealer rates for simple maintenance. With this manual, you’ll perform professional-quality repairs in your own workshop.

Be Prepared For Any Repair

Regular maintenance is inevitable—don’t wait until something fails. Having this manual on hand means you’re always ready for:

• Scheduled servicing

• Unexpected breakdowns

• Preventive maintenance

• Component replacement

• System diagnostics

Comprehensive Coverage Includes:

Many manuals include additional procedures not listed above.

Your Investment Pays Immediate Dividends

Save hundreds—even thousands—in repair costs while gaining the confidence to maintain your equipment like a professional.

Technical Data At Your Fingertips

• Torque specifications

• Fluid capacities

• Tolerances & clearances

• Diagnostic codes

• Service intervals

• Parts identification

Caterpillar GC45K SWB GC45K GC55K STR Forklift

Models And Serial Numbers:

Caterpillar Cat Gc35K Forklift Lift Trucks

At87-0001 And Up

At87A-00001-10230

At87A-10231 And Up

Caterpillar Cat Gc40K Forklift Lift Trucks

At87-0001 And Up

At87A-00001-10230

At87A-10231 And Up

Caterpillar Cat Gc40K Str Forklift Lift Trucks

At87-0001 And Up

At87A-00001-10230

At87A-10231 And Up

Caterpillar Cat Gc45K Swb Forklift Lift Trucks

At87-0001 And Up

At87A-00001-10230

At87A-10231 And Up

Caterpillar Cat Gc45K Forklift Lift Trucks

At88-00001 And Up

At88A-00001-10230

At88A-10231 And Up

Caterpillar Cat Gc55K Forklift Lift Trucks

At88-00001 And Up

At88A-00001-10230

At88A-10231 And Up

Caterpillar Cat Gc55K Str, Forklift Lift Trucks

At88-00001 And Up

At88A-00001-10230

At88A-10231 And Up

Caterpillar Cat Gc60K Forklift Lift Trucks

At89-00001 And Up

At89A-00001-10230

At89A-10231 And Up

Caterpillar Cat Gc70K Forklift Lift Trucks

At89-00001 And Up

At89A-00001-10230

At89A-10231 And Up

Caterpillar Cat Gc70K Str Forklift Lift Trucks

At89-00001 And Up

At89A-00001-10230

At89A-10231 And Up
Service Repair Manual Covers:

Foreword

General Information

Cooling System

Electrical System

Power Train

Power Shift Transmission

Front Axle And Reduction Differential

Rear Axle

Brake System

Steering System

Hydraulic System

Mast And Forks

Service Data

Caterpillar GC45K SWB GC45K GC55K STR Forklift Chassis Service Manual