Komatsu D31P-18 Bulldozer Parts Book PDF – Serial 40001 & Up

Description

Komatsu D31P-18 Bulldozer Parts Book – Serial 40001 & Up

This Komatsu D31P-18 Bulldozer Parts Book is the complete illustrated parts catalog for machines from serial number 40001 and up, with full engine coverage for the 6D95L-1AA from serial number 29222 and up. The 375-page PDF gives you exploded-view illustrations and itemized part number tables for every major assembly on the machine, from the cylinder head and crankshaft through to the final drive, track frame, and work equipment. If you own, service, or repair a D31P-18 bulldozer in this serial range, this parts book is the reference that lets you identify and order the exact Komatsu part you need without guesswork.

File Details

• Manual Type: Parts Book / Illustrated Parts Catalog
• Brand: Komatsu
• Model: D31P-18 Bulldozer
• Machine Serial Number: S/N 40001 and Up
• Engine: 6D95L-1AA, Engine S/N 29222 and Up
• Language: English
• Page Count: 375 pages
• File Format: PDF

Chapters Covered

The Komatsu D31P-18 parts book is organized into major sections that mirror the machine’s assembly breakdown. The engine portion covers the 6D95L-1AA from serial 29222 and up, including cylinder head, cylinder block, lubricating oil system, fuel system, cooling system, electrical system, and engine kit. The machine sections cover engine related parts and electrical system, damper, transmission, steering and final drive, track, control system, guard, work equipment control system, work equipment, and mark plate, tool and kit.

• 6D95L-1AA Engine (S/N 29222-UP) – Cylinder Head, Cylinder Block, Lubricating Oil System, Fuel System, Cooling System, Electrical System, Engine Kit
• Engine Related Parts and Electrical System (030000) – Engine Mounting Parts, Radiator and Piping, Fuel Tank and Piping, Battery, Instrument Panel, Electrical System, Back-Up Alarm, Lamp and Rear View Mirror, Panel, Wiring
• Damper, Transmission, Steering and Final Drive (060000) – Universal Joint, Damper, Transmission Case and Housings, Transmission Valve, Steering Case and Main Frame, Bevel Gear and Shaft, Steering Clutch, Brake, Steering Case Cover, Final Drive Case, Final Drive Gear, Sprocket and Shaft
• Track (090000) – Track Frame, Recoil Spring, Front Idler, Track Roller, Carrier Roller, Track Shoe
• Control System (120000) – Fuel Control Lever, Decelerator Pedal, Transmission Control Lever, Inching Pedal, Steering Control Lever, Steering Control Linkage, Steering Pedal, Brake Pedal, Parking Brake, Steering Valve, Steering Piping, Oil Cooler Piping
• Guard (150000) – Radiator Guard and Hood, Loader Frame and Floor Plate, Rear Cover and Hydraulic Tank, Under Guard, Rear Guard, Operator’s Seat, Cross Bar, Canopy, Head Guard, ROPS Bracket, ROPS Canopy, ROPS Cab, Water Valve
• Work Equipment Control System (180000) – Hydraulic Tank and Filter, Work Equipment Pump, Work Equipment Valve, Hydraulic Control Valve, Lift Cylinder, Hydraulic Piping, Work Equipment Control Lever, Towing Winch Control Lever, P.T.O. Control Lever
• Work Equipment (210000) – Tilt Blade, Tilt Frame, Tilt Cylinder, Hydraulic Piping, Lift Cylinder Lock, Trimming Dozer Blade, Trimming Dozer Frame, Trimming Cylinder, 3-Point Hitch, P.T.O. Case, P.T.O. Shaft and Gear, P.T.O. Control Valve, P.T.O. Pump, Towing Winch, Fair Lead, Logging Arm, Hitch, Drawbar, Swing Drawbar
• Mark Plate, Tool and Kit (240000) – Marks and Plates, Tool, Accessory Parts, Service Kit

What This D31P-18 Parts Book Gives You

A parts book is not a service manual, and it does not pretend to be. What it gives you is something no service manual can: a complete, illustrated, serial-number-specific map of every component on the machine, with the exact Komatsu part number for each item. The exploded-view drawings in this D31P-18 parts catalog show how assemblies fit together, which parts sit between other parts, and what quantities are required. That makes it the fastest way to confirm a part number before you order, to identify a part that has been superseded, or to rebuild an assembly correctly the first time.

The engine section alone covers the 6D95L-1AA in unusual depth. Cylinder head components, valve guides and seats, rocker arm assemblies, cylinder block, main metal caps, crankshaft, pistons and connecting rods, camshaft and tappet, lubricating oil pump, oil filter, fuel injection pump and governor, fuel nozzle and spill pipe, water pump and cooling fan, alternator, and starting motor all appear with itemized part numbers. For a machine in the 40001-and-up serial range, that engine-specific coverage is what makes this Komatsu D31P-18 parts book worth having on hand.

The drivetrain and undercarriage sections follow the same pattern. The transmission is broken into reverse housing, forward and 3rd housing, 2nd housing, 1st housing, transfer, and pump sections, each with its own exploded views and part tables. The steering and final drive section covers the steering case and main frame, bevel gear and shaft, steering clutch, brake, final drive case, final drive gear, and sprocket and shaft. The track section covers the track frame, recoil spring, front idler, track roller, carrier roller, and track shoe in multiple configurations including single grouser, swamp type, flat type, and rubber type.

Why the Komatsu D31P-18 Parts Book Matters

Ordering the wrong part for a bulldozer is expensive in both time and money. A part number that looks right in a generic catalog can be wrong for your serial number, your engine variant, or your machine configuration. This D31P-18 parts book eliminates that risk by tying every part number to a specific serial number range and a specific assembly illustration. The engine section, for example, notes serial breaks at 29222, 40632, and other points, so you can see at a glance which parts apply to your machine. The same serial-specific detail runs through the transmission, steering, final drive, and undercarriage sections.

Beyond ordering, the Komatsu D31P-18 parts book is a reference for understanding how the machine is built. The exploded views show assembly relationships that are difficult to infer from a service manual alone. If you are rebuilding a steering clutch, resealing a final drive, or replacing a track recoil spring, the parts book shows you every component in the assembly, how many of each you need, and how they stack together. That makes reassembly faster and reduces the chance of leaving out a shim, spacer, or seal.

Who This Parts Book Is For

This Komatsu D31P-18 bulldozer parts book is written for anyone who needs to identify, order, or verify parts for a D31P-18 in the 40001-and-up serial range. That includes owner-operators who maintain their own machine, independent repair shops that service Komatsu bulldozers, parts departments that need a reliable reference for older serial ranges, and collectors or restorers who need to source correct components. The 6D95L-1AA engine coverage from serial 29222 and up also makes it useful for anyone working on that engine in this machine.

Because the PDF is organized by assembly and includes both illustrations and part tables, it works equally well on a computer screen and as a printed reference. You can zoom into an exploded view to read item numbers, then jump to the corresponding part table to get the Komatsu part number, description, and quantity. That workflow is what makes a parts book faster than a service manual for part identification, and it is why this D31P-18 parts catalog remains useful even if you already own the service manual.

Get Instant Access to the Komatsu D31P-18 Parts Book

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This Komatsu D31P-18 Bulldozer Parts Book is delivered as an instant PDF download. There is no shipping, no waiting for a physical book, and no restrictions on which device you use. Open it on a laptop in the shop, on a tablet at the machine, or print the pages you need for a specific job. The 375-page PDF is fully indexed by section, so you can move directly to the assembly you are working on. Whether you are ordering a single seal or rebuilding an entire final drive, this D31P-18 parts book gives you the part numbers and assembly detail to do it right the first time.