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DOUGLAS EQUIPMENT Miami · Since 1955 Company · Miami · Est 1955

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Machine Parts Coverage

639D Aftermarket Parts

30 aftermarket cross-references covering 11 categories for the 639D. CTP, ITR, and Blumaq aftermarket — 30-50% savings vs OEM, same fit and function. Ships from Miami with LATAM documentation for Florida, Caribbean, and Central American destinations.

Miami Stock 30-50% vs OEM LATAM Documentation

Quote Parts for 639D

Send your machine's serial range. We confirm exact cross-references, USD pricing, and lead time.

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Engine Bearing

6 parts

CTP-2P6875

TORQUE CONVERTER 2P6875 — 623B

CTP-5J8361

FRAME GP-DRAFT 5J8361 — 631B

CTP-5J8363

FRAME GP-DRAFT 5J8363 — 631B

CTP-8J9926

CYLINDER GP-STEERING 8J9926 — 631D

CTP-9J1140

FRAME GP-DRAFT 9J1140 — 631D

CTP-9J1141

FRAME GP-DRAFT 9J1141 — 631D

Hydraulic Pump

4 parts

CTP-1U2671

CARTRIDGE GP 1U2671 — 631C

CTP-3G7662

CARTRIDGE GP 3G7662 — 633D

CTP-3G7666

CARTRIDGE GP 3G7666 — 633D

CTP-3G7667

CARTRIDGE GP 3G7667 — 615C

Piston / Liner

4 parts

CTP-7N9343

THRUST PLATE 7N9343 — G3306

CTP-2P6226

REAR 2P6226 — SEAL GP-CRANKSHAFT

CTP-4N7693

3306, 3306B 4N7693 — 637D

CTP-8N0703

1673C, 3306 8N0703 — 571G

Cylinder Head

4 parts

CTP-313D2

LGP, 318D2 L, 414E, 416D, 416E 313D2 — 631D

CTP-6I4613

PLATE-SPACER 6I4613 — 3408C

CTP-7W2243

775D, 990, 990 II, 992C, 992D, D10N 7W2243 — 3054 3412E

CTP-8N1187C

3306 8N1187C — 12G

Brake / Friction

3 parts

CTP-2P9314

DISC AS-CLUTCH 2P9314 — 623B

CTP-6D1039

VALVE AS 6D1039 — 637D

CTP-7J7235

VALVE GP-RELAY 7J7235 — 769C

Turbocharger

2 parts

CTP-3408E

Turbocharger 3408E — Cat PR-450

CTP-7W0491

Turbocharger 7W0491 — Cat 572R

Cooling System

2 parts

CTP-6N9215

CORE AS-OIL COOLER 6N9215 — 3306B

CTP-7N0110

CORE AS-ENGINE OIL COOLER 7N0110 — 3306C

Ground Engaging

2 parts

CTP-6L4428

3/8"-16 X 4" 6L4428 — STUD-TAPERLOCK

CTP-7S6723

BRACKET-ALTERNATOR 7S6723 — ALTERNATOR GP-CHARGING

Oil Filter

1 part

CTP-4N6836

Oil Filter 4N6836 — 621F

Water Pump

1 part

CTP-4L8800

Water Pump 4L8800 — Cat D399

Belt

1 part

CTP-5S9080

PULLEY-ALTERNATOR 5S9080 — 518C

Available now

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