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Part Number
2W6079
PINION
Category: | Fits: 3516B, 3512, 3516, 3508C
List Price
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Replaceable OEM Parts (Compatible Models)
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CAT 2W6079 PINION for 3516B Caterpillar Part - WSTPARTS

Need a dependable Piston Assembly part for your Caterpillar 3516B, 3512 and 3516 machine? The 2W6079 PINION from WSTPARTS is manufactured to OEM-grade tolerances. It is categorized under Piston Assembly. Every unit is fitment-verified before dispatch, backed by factory-direct pricing and warranty coverage. Contact our parts team with your machine serial number for a fast quotation.

2W6079 PINION for Caterpillar 3516B — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement PINION (Part # 2W6079). Designed for CAT 3516B, 3512, 3516, 3508C equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT 3516B, 3512, 3516, 3508C
  • ✔ Meets Caterpillar original quality and performance standards
  • ✔ Genuine CAT parts with anti-counterfeit label | OEM alternatives with warranty
  • ✔ Available for order, contact for lead time

Specifications

Part Number (MPN)2W6079
Product NamePINION
BrandCAT
Applicable Models3516B, 3512, 3516, 3508C
Weight0.32 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 2W6079 the right part for my machine?
Match the part number on your old part, or send us your equipment serial number — WSTPARTS verifies fitment free of charge for CAT 3516B.

Genuine vs OEM replacement — what is the difference?
Genuine CAT parts carry an anti-counterfeit label. OEM equivalents are built to the same specifications, bench-tested and supplied with full warranty at a better price.

Stock, shipping and warranty?
Lead time confirmed on request; we quote the fastest available option. Every order is covered by a 12-month warranty.

📞 Get a Quote: Contact the WSTPARTS parts team | Email: cat@wstparts.com

Parts Diagram3508C

Select model:
100%
3508C · ELECTRICAL AND STARTING SYSTEM · 143-5173 CAT parts diagram
Scroll to zoom · Drag to pan
Sel 0
16V-3937BOLT (M5X0.8X20-MM)
25N-8378NUT-ROTOR CLAMP (M5X0.8-THD)
35N-8363COVER AS
44D-3118PLUG-PIPE
55P-9514BALL BEARING
65N-8383CYLINDER
76V-3916BALL BEARING
81L-8497RING-SNAP (EXTERNAL)
96J-7855RING-LOCK (INTERNAL)
105N-8375CUP-SPRING
116V-3935RING-RETAINING
125N-8381SPRING-CLUTCH
132W-6081GEAR AS-DRIVE (37-TEETH)
145N-9575JAW AS-CLUTCH
155N-8387CASE-GEAR
165N-8424BULKHEAD
176V-3940BOLT (M8X1.25X25-MM)In stock
183B-4505LOCKWASHER
193J-7719RING-RETAINING (INNER)
206V-3971RING-RETAINING (OUTER)
217F-8671BALL BEARING
225N-8428WASHER-GEAR (10.1X34X15.5-MM THK)
235N-8427BOLT-MOTOR (M10X1.5X180-MM)
246V-3959LOCKWASHER
256V-3941BOLT (M12X1.25X70-MM)
265N-8425WASHER (12.2X41.5X4.5-MM THK)
272W-6079PINION-DRIVE (12 TEETH)
285N-8389SPRING-PINION
295N-8374SLEEVE-SPRING
302W-6082KIT-DRIVE (AIR STARTING MOTOR) (INCLUDES O-RING, HOUSING, BEARING, SEAL & VENT)
318B-7624BALL BEARING
325N-8379SEAT-SPRING
335N-8372SPRING-RETURN
345N-8385SHAFT-DRIVE
356V-3938BOLT (M10X1.5X20-MM)
365N-8366PLATE-REAR END
375N-8377BEARING-DRIVE SHAFT
385N-8373PISTON
396V-3939BOLT (M12X1.75X60-MM)
405N-8368PINION-ROTOR
416V-1394BALL BEARING
425N-8365PLATE-FRONT END
435N-8388ROTOR AVAILABLE REPAIR KIT(S):
445N-8390KIT-SEAL & VANE (AIR STARTING MOTOR) (INCLUDES PINS, O-RINGS, SEALS, VANES & RETAINER)
Quality Guarantee
Warranty Period 12 months / under normal use
After-sales Response Response within 24h, solution within 48h
Return Policy Return or exchange within 7 days of receipt (original packaging required)
Quality Inspection 100% inspected before shipment; inspection report on request
Technical Support Free installation guidance; engineer support online
📦 Packaging
Packing Method Genuine or neutral packaging available
Protective Packing Shock-proof & moisture-proof materials
Part Number Label Individual part number label
Customization Custom carton marking supported
After-Sales Service Process
01
Contact Us
Describe issue / send photos
02
Engineer Review
Solution within 24h
03
Confirm Solution
Return, repair or replacement
04
Case Closed
Send-back / re-ship / refund
Apply for After-Sales Service
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✉️Emailcat@wstparts.com
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