Rock Oil offers a comprehensive selection of high-performance products to meet the needs of construction and plant equipment, including:

  • Engine Oils
    • Advanced formulations from the TRUCK-GUARD® range, such as LS 10W-40, provide superior protection, extended drain intervals, and reduced emissions.
  • Hydraulic Oils
    • High-performance solutions like ULTRA-HYD HLP and ULTRA-HYD HVI offer excellent thermal stability, wear protection, and efficiency under extreme pressure.
  • Transmission Fluids
    • Specialist products like AGRI-GUARD® TO-4 oils meet demanding specifications, including Caterpillar TO-4, ensuring optimal operation for off-highway machinery.

With a focus on durability and efficiency, these products are designed to withstand harsh conditions and maximise equipment reliability.


Construction and plant equipment must comply with stringent Euro 4, 5, and 6 emission standards, which demand advanced filtration systems such as SCR (Selective Catalytic Reduction) and EGR (Exhaust Gas Recirculation). Rock Oil’s lubricants are formulated to support these systems, ensuring compatibility and optimal performance while maintaining regulatory compliance.


In addition to lubricants, Rock Oil provides ancillary products tailored to enhance the performance and longevity of your equipment:

  • Greases: High-performance greases for demanding applications, offering superior load capacity and corrosion resistance.
  • Coolants: Engineered to protect against overheating and corrosion, ensuring optimal performance.
  • Damping Oils: Specialised solutions to improve suspension performance and ride comfort.

Choose Rock Oil for Construction & Plant Machinery Applications

  • Proven Expertise: Decades of experience in heavy-duty lubrication for construction equipment.
  • Comprehensive Solutions: Products from the TRUCK-GUARD® and AGRI-GUARD® ranges tailored to meet your needs.
  • Sustainability Focus: Eco-friendly formulations that reduce emissions and extend service intervals.
  • OEM Approvals: Trusted compatibility with leading manufacturers and advanced engine technologies.