Caterpillar Aftermarket Seal Kits for Construction Machinery – RuiJueParts Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Order special instructions

Subtotal

$0.00 USD

Taxes and shipping calculated at checkout
View Cart
+1 369 210 0161
|
Monday to Friday 10:00 AM–8:00 PM CST
|
Worldwide Shipping
|
Secure B2B Checkout
|
Bulk Quotes Welcome!
+1 369 210 0161
|
Bulk Quotes Welcome!
RuiJueParts

Need Help? 1369-210-0161

Login / Register
Login
  • Login
  • Register
$0.00 My Cart
00 items

Shop By Categories

  • Seal Kits by Type
    • Cylinder Seal Kits
    • Motor/Pump Seal Kits
    • Center/Swivel Joint Seal Kit
    • Transmission Gasket Kits
    • Crankshaft Seals
    • Others
      • Control Valve Seal Kits
      • Floating Seals
      • O-Rings & Backup Rings
      • Custom Seal Kits
  • Brands
    • Bobcat Seal Kit
    • CASE Seal Kit
    • Caterpillar Seal Kit
    • Doosan Seal Kit
    • Hitachi Seal Kit
    • Komatsu Seal Kit
    • JCB Seal Kit
    • Others
  • Seal Kits by Equipment
    • Loader Seal Kit
    • Bulldozer & Dozer Seal Kit
    • Excavator Seal Kit
    • Tractor Seal Kit
    • Grader Seal Kit
    • Truck Seal Kit
    • Others
Menu
Menu
  • Home
  • Sealing Products
    • Brands
      • Bobcat Seal kit
      • Caterpillar Seal kit
      • CASE Seal kit
      • Doosan Seal kit
      • Hitachi Seal kit
      • Komatsu Seal kit
    • Seal Kits by Type
      • Cylinder Seal Kit
      • Motor/Pump Seal Kit
      • Transmission Seal Kit
      • Travel/Swing Motor Seal Kit
      • Center/Swivel Joint Seal Kit
      • Control Valve Seal Kit
    • Seal Kit by Equipment
      • Bulldozer/Dozer Seal Kit
      • Loader Seal Kit
      • Excavator Seal Kit
      • Tractor Seal Kit
      • Grader Seal Kit
      • Feller Buncher Seal Kit
  • Blogs
    • Customer Success Stories
    • Industry Guide
  • Company
    • About
    • Contact us
  • FAQ
  • Home
  • Sealing Products
    • Brands
      • Bobcat Seal kit
      • Caterpillar Seal kit
      • CASE Seal kit
      • Doosan Seal kit
      • Hitachi Seal kit
      • Komatsu Seal kit
    • Seal Kits by Type
      • Cylinder Seal Kit
      • Motor/Pump Seal Kit
      • Transmission Seal Kit
      • Travel/Swing Motor Seal Kit
      • Center/Swivel Joint Seal Kit
      • Control Valve Seal Kit
    • Seal Kit by Equipment
      • Bulldozer/Dozer Seal Kit
      • Loader Seal Kit
      • Excavator Seal Kit
      • Tractor Seal Kit
      • Grader Seal Kit
      • Feller Buncher Seal Kit
  • Blogs
    • Customer Success Stories
    • Industry Guide
  • Company
    • About
    • Contact us
  • FAQ
More
Weekly Deal

Caterpillar Aftermarket Seal Kits for Construction Machinery

Home

Construction machinery seal kits for Caterpillar aftermarket parts, including engine, hydraulic, transmission, axle, and auxiliary system oil seals.

Filter and sort Filter

Filter and sort

Filter

191 products

Availability
Clear
Price

The highest price is $218.13

$
$
Clear
Remove all
Remove all

191 products

Remove all
  • 489-1720 Aftermarket Bucket Cylinder Seal Kit 110mm Rod for Caterpillar 349D2 349F Heavy Excavators

    489-1720 Bucket Cylinder Seal Kit for CAT 349D2 349F Excavator | Ruijueparts

    -80%
    Vendor:
    RuiJueParts

    489-1720 Bucket Cylinder Seal Kit for CAT 349D2 349F Excavator | Ruijueparts

    Product Description The 489-1720 Bucket Cylinder Seal Kit from Ruijueparts is a high-performance aftermarket solution engineered for 50-ton class heavy excavators. Designed for 110mm Rods and 160/170mm Bores, this kit provides superior hydraulic retention and debris exclusion for high-pressure digging operations. We utilize premium materials to ensure our seals withstand...
    Regular price $21.98
    Regular price $110.98 Sale price $21.98
    Unit price /  per 
    Sale
  • 397-9888 Aftermarket Tilt Cylinder Seal Kit for Caterpillar 950GC Wheel Loader Hydraulic Repair

    397-9888 Tilt Cylinder Seal Kit for CAT 950GC Wheel Loader | Ruijueparts

    -60%
    Vendor:
    RuiJueParts

    397-9888 Tilt Cylinder Seal Kit for CAT 950GC Wheel Loader | Ruijueparts

    Product Description The 397-9888 Tilt Cylinder Seal Kit by Ruijueparts is a high-performance aftermarket solution specifically designed for Caterpillar 950GC Wheel Loaders. This kit includes all essential seals, O-rings, and wear rings needed to restore full hydraulic integrity and prevent fluid leaks in the bucket tilt mechanism. Crafted from heavy-duty...
    Regular price $44.11
    Regular price $110.98 Sale price $44.11
    Unit price /  per 
    Sale
  • 339-8229 Aftermarket Transmission Overhaul Gasket Kit for CAT 966H Wheel Loader showing O-rings and Lip Seals

    339-8229 Transmission Overhaul Gasket Kit for CAT 966H | Ruijueparts

    Vendor:
    RuiJueParts

    339-8229 Transmission Overhaul Gasket Kit for CAT 966H | Ruijueparts

    Product Description Restore your machine's power with the 339-8229 Transmission Overhaul Gasket Kit from Ruijueparts. Specifically designed for the CAT 966H Wheel Loader, this comprehensive kit includes high-grade O-rings (214-7568, 3J-1907), shaft seals (193-2200), and piston lip seals (6P-7772, 7G-5675) required for a full power shift transmission rebuild. At Ruijueparts,...
    Regular price $218.13
    Regular price Sale price $218.13
    Unit price /  per 
  • 289-6336 Drive Motor Seal Kit for Caterpillar Skid Steer Loader Repair

    289-6336 2896336 Drive Motor Seal Kit for CAT 216B 226B 242B | Ruijueparts

    Vendor:
    RuiJueParts

    289-6336 2896336 Drive Motor Seal Kit for CAT 216B 226B 242B | Ruijueparts

    Product Description High-quality 289-6336 Drive Motor Seal Kit designed for Caterpillar skid steer loaders and asphalt compactors. This aftermarket repair kit includes all necessary seals to restore hydraulic performance and prevent leaks in single-speed drive motors. Durable, reliable, and precision-engineered for long-lasting service in harsh working environments. Item specifics Part...
    Regular price $21.43
    Regular price Sale price $21.43
    Unit price /  per 
  • 186-4327 Aftermarket Hydraulic Cylinder Seal Kit for Caterpillar 416C Backhoe Bucket

    186-4327 1864327 Hydraulic Cylinder Seal Kit for Caterpillar Backhoes | Ruijueparts

    Vendor:
    RuiJueParts

    186-4327 1864327 Hydraulic Cylinder Seal Kit for Caterpillar Backhoes | Ruijueparts

    Product Description Premium aftermarket 186-4327 hydraulic cylinder seal kit designed for Caterpillar backhoe loaders. This high-quality repair kit includes all necessary seals (wiper, U-seal, buffer, and piston seals) to fix leaks and restore hydraulic pressure in bucket cylinders for models like 416C, 428C, and 438C. A reliable, cost-effective solution for...
    Regular price $21.43
    Regular price Sale price $21.43
    Unit price /  per 
  • 1857674 Aftermarket Hydraulic Cylinder Seal Kit for Caterpillar 416C Backhoe Loader

    CTC-1857674 1857674 Hydraulic Seal Kit for Caterpillar 416C IT14G | Aftermarket

    Vendor:
    RuiJueParts

    CTC-1857674 1857674 Hydraulic Seal Kit for Caterpillar 416C IT14G | Aftermarket

    Product Description This premium 1857674 seal kit is a high-performance aftermarket solution designed for lift cylinders (on 416C backhoes) and tilt/FK cylinders (on IT12/IT14 tool carriers). Engineered to match OEM 185-7674 specifications, this kit restores full hydraulic pressure and prevents fluid leaks in demanding construction environments. It is specifically designed...
    Regular price $21.43
    Regular price Sale price $21.43
    Unit price /  per 
  • 1113301 Hydraulic Steering Cylinder Seal Kit for Caterpillar 416B Backhoe Loader

    1113301 Hydraulic Seal for Caterpillar 416B 426B | Ruijueparts

    Vendor:
    RuiJueParts

    1113301 Hydraulic Seal for Caterpillar 416B 426B | Ruijueparts

    Product Description Looking for a reliable 1113301 hydraulic seal replacement? This high-quality aftermarket oil seal is precision-engineered to fit Caterpillar (CAT) heavy equipment. Designed for durability under high-pressure conditions, it prevents hydraulic fluid leakage and extends the service life of your machine's pumps and cylinders. As a specialized aftermarket supplier,...
    Regular price $30.70
    Regular price Sale price $30.70
    Unit price /  per 
  • 245-6839 Tilt Cylinder Seal Kit for Caterpillar D8R / D8T Dozers

    245-6839 Tilt Cylinder Seal Kit for Caterpillar D8R / D8T Dozers

    Vendor:
    RuiJueParts

    245-6839 Tilt Cylinder Seal Kit for Caterpillar D8R / D8T Dozers

    Product Description The RuijueParts 245-6839 seal kit is a field-proven aftermarket solution designed to restore the performance of hydraulic systems in Caterpillar heavy machinery. This kit contains all necessary components to resolve leakage issues and protect internal systems from environmental contaminants. By using industrial-grade polymers, we ensure a precise fit...
    Regular price $39.70
    Regular price Sale price $39.70
    Unit price /  per 
  • Backhoe Loaders Seal Kits 260-0273 CATERPILLAR 420D 442D

    Backhoe Loaders Seal Kits 260-0273 CATERPILLAR 420D 442D

    Vendor:
    RuiJueParts

    Backhoe Loaders Seal Kits 260-0273 CATERPILLAR 420D 442D

    Part Name: 260-0273 Machine Models: 420D, 442D, 430D, 432D, 428D, 438D Brand: CATERPILLAR replacement Type: Backhoe Loaders Seal Kits Size: Standard Size Supply Ability: 10000 Sets per Month Performance: Oil Sealing Place of Origin: China Packaging Details: PP bag, Carton Price: USD, RMB Payment Terms: L/C, T/T, Western Union, MoneyGram Condition:...
    Regular price $14.29
    Regular price Sale price $14.29
    Unit price /  per 
  • 1672457 OIL SEAL CATERPILLAR

    1672457 OIL SEAL CATERPILLAR

    Vendor:
    RuiJueParts

    1672457 OIL SEAL CATERPILLAR

    Choose the seal kit of Ruijueparts. Slash costly downtime.Fits equipment: 815B, 3116, 3208, 3304, 3306, 3406, 3406B, 3406C, 12G, 130G Condition: New – Open box: A new, unused item Brand: CATERPILLAR replacement
    Regular price $2.14
    Regular price Sale price $2.14
    Unit price /  per 
  • 8R0957 Seal Kits CATERPILLAR

    8R0957 Seal Kits CATERPILLAR

    Vendor:
    RuiJueParts

    8R0957 Seal Kits CATERPILLAR

    Choose the seal kit of Ruijueparts. Slash costly downtime.Fits equipment: 3406, 3406b, 3406C, 980C, 980F Condition: New – Open box: A new, unused item Brand: CATERPILLAR replacement
    Regular price $57.13
    Regular price Sale price $57.13
    Unit price /  per 
  • 7D8436 CATERPILLAR OIL Seal

    7D8436 CATERPILLAR OIL Seal

    Vendor:
    RuiJueParts

    7D8436 CATERPILLAR OIL Seal

    Choose the seal kit of Ruijueparts. Slash costly downtime.Fits equipment: 3116; 3126; 3126B; 3176C; 3304; 3306; C-9, and C7 Condition: New – Open box: A new, unused item Brand: CATERPILLAR replacement
    Regular price $14.29
    Regular price Sale price $14.29
    Unit price /  per 
  • 1
  • 2
  • 3
  • …
  • 16

About Our Store

Consistent Quality Seal Kits—On Time, Every Time, 10,000+ Monthly. RuijueParts is your trusted global supplier of premium heavy equipment seal kits, delivering OEM-grade compatibility for Caterpillar, Komatsu, Volvo, Hitachi, and more—with reliable bulk supply, private label options, and fast worldwide shipping.

Seal Kits

  • All collections
  • Excavator
  • Dozers
  • Loaders
  • Tractor

Seal Kits

  • All collections
  • Excavator
  • Dozers
  • Loaders
  • Tractor

Shopping

  • Search
  • Get an offer
  • Our Products
  • FAQs
  • Blogs

Shopping

  • Search
  • Get an offer
  • Our Products
  • FAQs
  • Blogs

Company

  • About us
  • Privacy Policy
  • Terms of Service
  • Refund Policy
  • Shipping Policy

Company

  • About us
  • Privacy Policy
  • Terms of Service
  • Refund Policy
  • Shipping Policy

Contact Us

Yabian Community,

Shajing Subdistrict,

Bao'an District, Shenzhen

info@ruijueparts.com
  • (+86) 1369-210-0161
  • Contact Us

    Yabian Community,

    Shajing Subdistrict,

    Bao'an District, Shenzhen

    info@ruijueparts.com(+86) 1369-210-0161
    • Facebook
    • Instagram
    • YouTube
    • TikTok
    © 2026, RuiJueParts Powered by Shopify
    Payment methods
    • PayPal
    Home
    Account Login
    Collection
    Search

    What are you looking for?

    My Cart My Cart
    • Choosing a selection results in a full page refresh.
    • Opens in a new window.
    img01