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Sunluway Crankshaft Seal Wear Sleeve Installer Review: Is It Right for Caterpillar Engines?

Front & Rear Crankshaft Seal Wear Sleeve Installer For Caterpillar (CAT) 3406-3408 - C15
4.7
[Universal Compatibility]  Fits crankshaft front and rear seal wear rings for Caterpillar CAT 3406, 3408, C15 engines.
[Leak Prevention]  Designed to replace seals and prevent engine oil leaks for reliable operation.
[Premium Carbon Steel]  High-quality carbon steel construction ensures strength, durability and long-lasting performance.
[OEM Replacement Fit]  Direct replacement for CAT OEM 6V-6142, 6V-6143, 5P-1737, 9S-8858, 5P-1733—easy installation.
[Satisfaction Guarantee]  30-day full refund and 12-month warranty for risk-free purchase and support.
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Sunluway Crankshaft Seal Wear Sleeve Installer is an automotive workshop tool for fitting front and rear crankshaft seal wear sleeves, designed to help prevent oil leaks and ensure correct seating. That reassurance reduces repeat jobs and stressful troubleshooting for mechanics and fleet technicians. Is this the right installer for workshops servicing Caterpillar 3406, 3408 and C15 engines?

⚡ At a Glance
  • Installation Fit: Universal fit for front and rear crankshaft seal wear rings compatible with Caterpillar 3406, 3408 and C15
  • Best for: Mechanics and fleet workshops replacing crankshaft seals on Caterpillar engines
  • Not ideal for: Engines outside the listed Caterpillar models where specialised proprietary tools are required

Fits front and rear crankshaft seal wear rings for Caterpillar 3406, 3408 and C15 engines. Constructed from high quality carbon steel for durable workshop use.


Leak-free Seal Replacement – thanks to precise wear sleeve alignment

Sleeve installer guides a new seal into place during installation, reducing deformation and gaps that cause leaks. The installer design helps the seal sit evenly around the crankshaft journal.

Correct seating reduces the chance of oil seepage, lowering the need for repeat repairs and follow-up work.

Workshop-grade Durability – with high quality carbon steel construction

Carbon steel construction delivers strength and resistance to bending under press-fit operations. Material choice emphasises longevity for repeated workshop use.

Durable build means fewer replacements and reliable performance across multiple jobs, saving time and workshop expense.

OEM-Compatible Fitment – with replacement for multiple Caterpillar part numbers

Listed as a replacement for OEM 6V-6142, 6V-6143, 5P-1737 (3), 9S-8858 and 5P-1733, while marketed as a universal fit for CAT 3406, 3408 and C15 engines. Compatibility aims to match common workshop requirements.

Matching OEM references simplifies sourcing and speeds up repairs for fleets that use the specified Caterpillar engines.

✨ The 4 Key Reasons for Sunluway Crankshaft Seal Wear Sleeve Installer
  1. Leak prevention – Ensures correct sleeve seating to reduce post-installation leaks
  2. Robust steel build – Withstands workshop use, resisting bending and wear over time
  3. OEM compatibility – Works as direct replacement for listed Caterpillar OEM numbers
  4. Support and warranty – 30-day returns and 12-month warranty for buyer reassurance
📋 Technical Details at a Glance
  • Brand: Sunluway
  • Category: Automotive parts and accessories, installation tool
  • Compatible models: Caterpillar 3406, 3408, C15
  • Replaces OEM: 6V-6142, 6V-6143, 5P-1737 (3), 9S-8858, 5P-1733
  • Material: High quality carbon steel
❓ Frequently Asked Questions

Q: Is the installer compatible with Caterpillar 3406, 3408 and C15 engines?

A: Yes, the installer is described as a universal fit for front and rear crankshaft seal wear rings compatible with Caterpillar 3406, 3408 and C15.

Q: What material is the installer made from?

A: Constructed with high quality carbon steel, offering strength and durability for repeated workshop use.

Q: Does the installer replace specific OEM part numbers and does it include warranty?

A: The installer is listed as a replacement for OEM numbers 6V-6142, 6V-6143, 5P-1737 (3), 9S-8858 and 5P-1733, and comes with a 30-day return policy plus a 12-month warranty.

🏆 Our Verdict

The Sunluway Crankshaft Seal Wear Sleeve Installer suits mechanics and fleet workshops servicing Caterpillar 3406, 3408 and C15 engines. High-quality carbon steel construction combined with OEM compatibility helps deliver reliable, repeatable seal installations. With a 30-day return option and a 12-month warranty, the tool presents strong long-term value for frequent users.