\
other
Products
Home

Motor grader bearing series

CATERPILLAR

1B3931 Tapered Roller Bearing Fit Caterpillar Motor Grader 12F 14E 120 140B Spare Parts

1B3931 Tapered Roller Bearing Fit Caterpillar Motor Grader 12F 14E 120 140B Spare Parts

Caterpillar bearing cup 1B3931 suitable:Motor Grader 12F, 14E, 120, 140B.

  • Brand:

    ZHZB
  • Item NO.:

    1B3931
  • Payment:

    T/T ; Western Union; Moneygram
  • Product Origin:

    CHINA
  • Shipping Port:

    Guangzhou,Qingdao,Shanghai,Ningbo,Shenzhen
  • Lead Time:

    1-2 Work day
  • Product Detail

Caterpillar Motor Grader Bearing 1B3931


Specification

P/N

1B3931

Material:

GCR15 

i/d 

mm

O/D

mm

mm

Brand: 

ZHZB 

Precision

P0 , P6 , P5

Structure:

Tapered Roller Bearing

Minimum order quantity Negotiable market price Negotiable
 
Product feature:

  • Multiple precision grades optional: P0, P6, P5

  • Tapered roller structure, strong radial and axial load capacity
  • OEM Number: 1B3931, bearing cup for direct replacement
  • Installed on front axle, steering knuckle and wheel hub of construction machinery
  • Perfect fit for Caterpillar Motor Grader 12F,14E,120,140B and other CAT equipment
Our advantae:
  • ZHZB Professional bearing manufacturer
  • Strict quality inspection before delivery, stable product consistency.
  • Flexible MOQ, support sample order and bulk wholesale.
  • Fast delivery, sufficient stock for most hot-selling bearing models.
  • Professional technical team, offer professional model matching consultation.
  • Rich export experience, serve global dealers and machinery repair companies.
  • Competitive factory direct price, reliable after-sales service

Production Process:

ZHZB Bearing 1B3931

Product Photos

Caterpillar Bearing 1B3931

Chinese bearing manufacturer, Gcr15 material, P0/P6/P5 precision grades optional

Caterpillar Motor Grader Bearing 1B3931

ZHZB specializes in construction machinery bearings and accumulates abundant practical manufacturing experience.

Tapered Roller bearing 1B3931

We provide flexible order solutions, accepting small trial orders as well as large wholesale purchases.

Any other parts for the final drive gearbox system you need pls search from below picture and form list then mark to me we will quote to you

Bearing 1B3931
Reluted Produts

Pos.

Part No

Qty

Parts name

1

2B-3184

[4]

CONE

2

1B-3931

[8]

CUP

3

5D-3252

[4]

RING

4

7D-6361

[4]

SPROCKET

5

7D-7443

[2]

SPROCKET

6

7D-6531

[2]

SPACER

7

0S-1621

[32]

BOLT

 

3B-4508

[32]

LOCKWASHER

8

2B-3148

[8]

COVER

 

2B-3147

[8]

GASKET

9

6G-0253

[2]

PLUNGER ASSEM.

 

6D-9677

[1]

FILTER

 

6D-9679

[1]

NUT

10

7D-6568

[2]

COVER ASSEM.

 

4F-0440

[1]

NIPPLE

11

6G-0179

[2]

SPROCKET ASSEM.

12

7D-6567

[2]

COVER

13

3D-2981

[4]

GASKET

14

1B-5174

[2]

PLUG

15

4D-3848

[4]

CONE

16

4B-9508

[8]

RING

 

4B-2732

[8]

GASKET

 

4B-2733

[8]

RETAINER

17

3F-0011

[4]

DOWEL

18

2Y-4655

[4]

CHAIN ASSEM.


Factory processing and inventory

Professional charging station logistics | Full range of specifications, rapid response

We support export and accept customization. Global customers are welcome!
ZHZB bearing factory

Bearing inspection

We place great emphasis on quality control and have established a comprehensive quality inspection system. From raw material warehousing to delivery, every purchase and every bearing undergoes rigorous inspection and testing to ensure that we provide our customers with stable, reliable, and standard-compliant products.
ZHZB bearing

Participating in the 2024 Shanghai bauma Exhibition

At ZHZB, we operate with a comprehensive quality control system at its core. From raw material inspection upon arrival to final product delivery,
every sensor undergoes 100% inspection and accuracy verification, strictly adhering to ISO 9001 and other international standards.
This ensures that we provide reliable bearing components for high-end equipment in industries such as mining, road construction, and wind power.
bauma Exhibition


Delivery:

1.We will send express delivery for less than 45 kg, which is more convenient door-to-door

2.45-200 kg we will choose air transportation, the safest, fastest, and the most expensive

3.For more than 200 kg, we will send it by sea to reduce transportation costs


Why choose us? 


  1. Trusted Product: Durable bearing steel material
  2. Advanced Technology: High precision manufacturing
  3. Reliable Service: Timely communication & after-sale guarantee
  4. Competitive Price: Factory wholesale cost
  5. Adequate Stock: Fast shipment for hot models
  6. Strict QC: Consistent OEM dimensional accuracy



FAQ

Q1: I want to buy your products, how can I pay?

A: You can contact me through Whatsapp to send bank account to you.

Q2: If we don't find what we want on your website, what should we do?

A: You can email or Whatsapp us the descriptions and pictures of the products you need, we will check whether we have them. We develop new items every month. and some of them have not been uploaded to website in time. Or you can send us sample by express, we will develop this item for bulk purchasing.

Q3: Can we buy 1 pc of each item for quality testing?

A: Yes, we are glad to send 1 pc for quality testing if we have the item you need in stock

Q4: How do you pack the bearings to prevent rust and damage?

A: We use industrial packaging which includes anti-rust paper, plastic bags, and strong carton boxes or wooden cases for heavy items to ensure safety during transportation.

Q5: Do you offer discounts for bulk orders?

A: Yes, we offer tiered pricing. The more you order, the better price you will get. Please contact us with your required quantity for a specific quote.

Q6:Are you factory or trading company?

A:We are professional bearing manufacturer with our own production workshop and inspection lab, factory direct supply with competitive price.

Q7: Are you manufacturer or trading company?

A: ZHZB is professional manufacturer of construction machinery bearings, factory direct supply.

Q8:How about the service life under heavy load engineering conditions?

A: Adopt high-quality bearing steel, strong wear resistance and anti-fatigue property, stable operation under harsh heavy-load working environment with long service life.


Warranty

1. Warranty period:A 3-month warranty period is provided for the product from the date of arrival. After the customer arrives, the items should be checked against the order list. Contact us and provide any possible data on the item in question.

2. You need to pay the replacement costs in the following situations:

* Wrong orders from customers.

* Any force majeure causes damage.

* Wrong installation.

* Overtime and overload work on parts.

* Lost due to any circumstances.

* Human factors are destroyed.

* Rust and corrosion during storage and operation.

* The warranty has expired.

3. Other

This kind of product is easy to rust, please pack it and store it properly.

Leave A Message

If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Related Products
9D-3242 9D3242
Caterpillar motor grader bearing 9D-3242 9D3242

Caterpillar motor grader bearing 9D-3242 9D3242 9D3242 CONE-BEARING Caterpillar parts 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 135H, 135H NA, D6H, D7H

9D-3241 9D3241
Caterpillar motor grader bearing 9D-3241 9D3241

Caterpillar motor grader bearing9D-3241 9D3241 9D3241 CONE-BEARING Caterpillar parts 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 135H, 135H NA, D6H, D7H

1P3934 1P-3934
Caterpillar Motor grader bearing 1P3934 1P-3934 for 14G

Caterpillar Motor grader bearing 1P3934 1P-3934 1P-3934 BEARING Caterpillar parts fit : 14G,14H,14H NA,14M

1P3935 1P-3935
Caterpillar Motor grader bearing 1P3935 1P-3935 for 14G

Caterpillar Motor grader bearing 1P3935 1P-3935 1P-3934 BEARING Caterpillar parts fit : 14G,14H,14H NA,14M

4B9373 4B-9373
Caterpillar Motor grader bearing 4B9373 4B-9373 for 140E

Caterpillar Motor grader bearing 4B9373 4B-9373 4B-9373 BEARING Caterpillar parts fit : 120B,12E,12F,140B,14E

4B9374 4B-9374
Caterpillar Motor grader bearing 4B9374 4B-9374 for 140E

Caterpillar Motor grader bearing 4B9374 4B-9374 4B-9374 BEARING Caterpillar parts fit : 120B,12E,12F,140B,14E

 4K7467 4K-7467
Caterpillar Motor grader bearing 4K7467 4K-7467 for 14G

Caterpillar Motor grader bearing  4K7467 4K-7467 4K-7467 BEARING Caterpillar parts fit : 14G,14H,14M

4W1203 4W-1203
Caterpillar Motor grader bearing 4W1203 4W-1203 for 120H

Caterpillar Motor grader bearing  4W1203 4W-1203 4W-1203 BEARING Caterpillar parts fit : 120H, 120K, 12H, 12K, 135H, 140H, 140K, 143H, 160H.

4W1204 4W-1204
Caterpillar Motor grader bearing 4W1204 4W-1204 for 120H

Caterpillar Motor grader bearing  4W1204 4W-1204 4W-1204 BEARING Caterpillar parts fit : 120H, 120K, 12H, 12K, 135H, 140H, 140K, 143H, 160H.

6B1124 6B-1124
Caterpillar Motor grader bearing 6B1124 6B-1124 for 12E

Caterpillar Motor grader bearing  6B1124 6B-1124 6B-1224 BEARING Caterpillar parts fit : 12E,140G,14E,16,24H. 

6K8088 6K-8088
Caterpillar Motor grader bearing 6K8088 6K-8088 for 130G

Caterpillar Motor grader bearing  6K8088 6K-8088 6K-8088 BEARING Caterpillar parts fit : 120G,12G,130G,140G,160G,16G.

7D8636 7D-8636
Caterpillar Motor grader bearing 7D8636 7D-8636 for 130G

Caterpillar Motor grader bearing  7D8636 7D-8636  7D-8636 BEARING Caterpillar parts fit : 120G,120H,120K,120K 2, 120M,120M 2,12G ,12H,12H ES ,12H NA,12K,12M,130G,135H,140G,140K,14H,160G,16G,24H,24M .

Copyright © 2026 Guangzhou HongJue Bearing Co., Ltd. All Rights Reserved.

IPv6 network supported

top

Leave A Message

Leave A Message

    If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

  • #
  • #
  • #