Komatsu D41 Blade Tilt Cylinder Seal Kit - Reliable Replacement

In this review of the Komatsu D41 blade tilt cylinder seal kit, the bottom line is straightforward: this aftermarket kit is for owners and technicians who need a direct replacement for the blade tilt cylinder on Komatsu D41A-6, D41E-6, and D41P-6 dozers and who value compatibility and OEM-level fit. The single biggest reason to buy is that it replaces part number 707-98-34590 and is made to meet or exceed manufacturer specifications, offering a practical repair option when the cylinder seal is the failing component.

Key Features

• Aftermarket replacement: Provides a complete seal kit intended to replace the original cylinder seals on Komatsu D41 blade tilt cylinders, simplifying repairs.
• OEM cross-reference: Uses OEM numbers for identification so mechanics can confirm fit against the original Komatsu part 707-98-34590.
• Multiple model fit: Specifically lists compatibility with D41A-6, D41E-6 and D41P-6 models, helping buyers match the kit to their machine.
• Cylinder dimensions referenced: Notes cylinder 124-63-02222 with rod 55 mm and bore 110 mm so technicians can verify mechanical fit before installation.
• Manufactured to spec: Marketed as made to meet or exceed OEM specifications, offering confidence in durability compared with unknown generic kits.

Who It's For

This kit is aimed at owners, fleet maintenance teams, and independent mechanics who service Komatsu D41 crawler dozers and need a direct seal replacement for the blade tilt cylinder. It suits someone who can verify the OEM references and measure cylinder dimensions to confirm match before buying.

It is not for users who cannot confirm part compatibility or who expect a plug-and-play kit for a different model; buyers should verify fit prior to ordering and be prepared that stock images may not match the exact appearance of the kit received.

Pros & Cons

Pros

• Direct aftermarket alternative that replaces part number 707-98-34590, reducing downtime for repairs.
• Includes OEM numbers for identification so fit verification is straightforward for trained technicians.
• Specified rod and bore dimensions (rod 55 mm, bore 110 mm) help ensure proper selection and installation.

Cons

• Listing notes that the actual seal kit may look different from stock images, which can be a source of uncertainty for some buyers.
• Requires the buyer to verify fit with OEM references and measurements; not ideal for inexperienced DIYers who cannot confirm compatibility.

Specifications

Product type	Aftermarket cylinder seal kit
Compatible models	D41A-6, D41E-6, D41P-6
Replaces part number	707-98-34590
Cylinder reference	124-63-02222 (After B20001>)
Rod diameter	55 mm
Bore diameter	110 mm

Our Verdict

The seal kit is a practical, value-minded replacement for Komatsu D41 blade tilt cylinders when the buyer can verify fit against the provided OEM references and dimensions. It offers the main benefits of OEM cross-referencing and stated manufacturing standards, making it a sensible choice for maintenance teams and experienced mechanics looking to restore cylinder sealing without paying OEM retail pricing.

Frequently Asked Questions

Will this kit fit my D41 dozer?
Check the listed compatible models D41A-6, D41E-6 and D41P-6 and verify cylinder reference 124-63-02222, rod 55 mm and bore 110 mm before ordering.

Is this an original Komatsu part?
No, this is an aftermarket replacement made to meet or exceed OEM specifications and uses OEM numbers for identification only.

Will the kit look exactly like the photos?
Not necessarily; the listing warns that stock images may differ from the actual product, so expect possible cosmetic differences while functionality should match specifications.