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Part Number
7W1651
PINION
Category: — | Fits: 3516B
List Price
$315.29
Stock Status Available (Contact for Inquiry)
Fits Equipment Models (1)
3516B

CAT 7W1651 PINION fits Caterpillar 3516B. Available for order at WSTPARTS.

Replaceable OEM Parts (Compatible Models)
No OEM replacement record. Contact us
135-3086-8288
WeChat: 135-3002-9789 / 135-3086-8288
Business days 8:00–18:00
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CAT 7W1651 PINION for 3516B Caterpillar Part - WSTPARTS

The 7W1651 PINION is a genuine and high-quality OEM replacement part compatible with Caterpillar 3516B equipment. 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.

7W1651 PINION for Caterpillar 3516B — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement PINION (Part # 7W1651). Designed for CAT 3516B equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT 3516B
  • ✔ 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)7W1651
Product NamePINION
BrandCAT
Applicable Models3516B
Weight0.27 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 7W1651 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

Frequently Asked Questions
What equipment does 7W1651 fit?
CAT 7W1651 PINION fits 1 Caterpillar equipment model including 3516B, verified against Caterpillar parts manuals and confirmed orders.
Is 7W1651 a genuine CAT part?
WSTPARTS supplies genuine CAT parts as well as quality-tested aftermarket alternatives. Contact our sales team for current availability and options for 7W1651.
How can I order 7W1651?
Add 7W1651 to the inquiry cart or contact us with your equipment model and serial number. We ship worldwide and support part number verification.

Parts Diagram

100%
7W-1651 PINION-DRIVE (11-TEETH) CAT parts diagram
Scroll to zoom · Drag to pan
Sel 0
16V-3916BALL BEARING
21L-8497RING-SNAP (SMALL)In stock
36J-7855RING-LOCK (LARGE)
45N-8383CYLINDER
55N-8375CUP-SPRING
66V-3935RING-RETAINING
75N-8381SPRING-CLUTCH
85N-9574JAW AS-CLUTCH (DRIVEN)
92W-6084GEAR AS-DRIVE (38/24-TEETH)
105N-8387CASE-GEAR
115N-8424BULKHEAD
126V-3940BOLT (M8X1.25X25-MM)In stock
133B-4505LOCKWASHER
143J-7719RING-RETAINING (INNER)In stock
156V-3971RING-RETAINING (OUTER)
167F-8671BALL BEARING
175N-8428WASHER-GEAR (10.1X34X15.5-MM THK)
185N-8427BOLT-MOTOR (M10X1.5X180-MM)
196V-3959LOCKWASHER
205N-8403SCREW-PINION (M12X1.25X70-MM)
215N-8425WASHER (12.2X41.5X4.5-MM THK)
227W-1651PINION-DRIVE (11-TEETH)
235N-8374SLEEVE-SPRING
245N-8380SPRING-PINION
252W-6082KIT-DRIVE (AIR STARTING MOTOR) (INCLUDES HOUSING, O-RING, BEARING, SEAL AND VENT)
268B-7624BALL BEARING
275N-8379SEAT-SPRING
285N-8372SPRING-RETURN
295N-8384SHAFT-DRIVE
306V-3938BOLT (M10X1.5X20-MM)
315N-8363COVER AS
324D-3118PLUG-PIPE
335N-8377BEARING-DRIVE SHAFT
345N-8373PISTON
356V-3939BOLT (M12X1.75X60-MM)
365N-8368PINION-ROTOR (17-TEETH)
375N-8365PLATE-FRONT END
386V-1394BALL BEARING
395N-8364HOUSING-MOTOR
407W-4154ROTOR
415N-8367PLATE-REAR END
425P-9514BALL BEARING
435N-8378NUT-ROTOR CLAMP (M5X0.8-THD) AVAILABLE REPAIR KIT(S):
445N-8390KIT-SEAL & VANE (AIR STARTING MOTOR) (INCLUDES END PLATE ALIGNMENT PIN, CYLINDER ALIGNMENT PIN, O-RINGS, VANE, SEALS AND 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
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Describe issue / send photos
02
Engineer Review
Solution within 24h
03
Confirm Solution
Return, repair or replacement
04
Case Closed
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