Key Features
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Genuine Grammer spare part manufactured to OEM quality
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Designed to restore backrest adjustment on compatible Grammer seats
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Worm screw mechanism provides reliable and smooth tilt control
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Includes all necessary parts:
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Worm screw
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Spring
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Rivet
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Casting / actuator housing
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Built to withstand heavy usage in demanding vehicle environments
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Durable construction helps maintain performance over extended service life
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Ideal for seats that have lost backrest adjustment precision due to wear
Product Composition
This backrest adjustment kit comprises the core components of the backrest tilt mechanism:
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Worm screw — drives and holds the tilt movement
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Spring — maintains tension and return force
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Rivet — secures components in place
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Casting / actuator housing — structural body that supports the assembly
These parts work together to engage, hold, and release the backrest angle smoothly and securely.
Exact Applications
Compatible Grammer Seat Models
This actuator assembly is designed for use with the following Grammer seats:
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Grammer MSG95G/721 — heavy-duty air-suspended seat used in tractors and machinery
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Grammer DS85 — widely used mechanical seat found on older agricultural and industrial vehicles
Where These Seats Are Used
This backrest adjustment part supports seats commonly found on:
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Medium and large tractors (e.g., John Deere, Massey Ferguson, New Holland, Case, Fendt, Deutz, Same, Fiat, Landini)
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Construction machinery (e.g., telehandlers, loaders, backhoes)
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Industrial vehicles (e.g., forklifts, material handlers)
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Off-road equipment where Grammer MSG95G/721 or DS85 seats are installed
These environments demand reliable seat adjustment under frequent use and varying load conditions.
Why This Part Matters
Seats with worn adjustment mechanisms can lead to:
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Difficulty setting the backrest angle
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Slippage or play in the backrest
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Operator discomfort during long shifts
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Reduced ergonomic support
Installing a genuine Grammer replacement actuator restores precise, smooth backrest adjustment, improving comfort, safety, and long-term reliability.
Support & Service from Seat Systems
Seat Systems stocks an extensive range of Grammer seat spare parts, including cushions, suspensions, armrests, and mechanical components like this backrest actuator.
Why choose Seat Systems?
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Over 40 years of experience in the seating industry
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Full technical support for seat parts and complete seat systems
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Large stock of parts for immediate dispatch
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Seats and spares for virtually all makes and models of tractors and machinery
Contact Us
📞 Mobile: 085 8709433 / 087 9193342
✉️ Email: sales@seatsystems.ie
Visit Our Showroom / Office:
Unit 5/7, Childers Road Enterprise Centre
Limerick, V94 YC99








