Key Features
- Designed for GRAMMER H90 Seat Tops
Ensures perfect compatibility and reliable performance. - Left-Hand Backrest Adjustment Mechanism
Specifically designed for left-side installation. - Complete Repair Kit
Includes:- Worm gear with bore
- Spring
- Bolt
- Sheet metal with riveted cast component
- Precision Adjustment
Restores smooth and accurate backrest positioning. - Durable Construction
Heavy-duty materials for long-lasting use in tough environments. - Cost-Effective Solution
Ideal for repairing rather than replacing the full seat.
Applications
The GRAMMER Backrest Adjustment Repair Kit is suitable for:
- Agricultural Machinery – Tractors and farm equipment
- Construction Equipment – Loaders, excavators, dumpers
- Industrial Vehicles – Forklifts and material handling equipment
- Seat Maintenance & Repairs – Extending lifespan of GRAMMER seating systems
- Fleet & Workshop Use – Essential spare part for service and repair operations
Frequently Asked Questions (FAQs)
1. What seat models is this kit compatible with?
This repair kit is designed for GRAMMER H90 seat tops and DS85 systems.
2. Is this for left or right-hand adjustment?
This version is specifically for the left-hand side.
3. What components are included in the kit?
The kit includes a worm gear with bore, spring, bolt, and sheet metal with riveted cast part.
4. Can this fix a stiff or non-adjusting backrest?
Yes, it is designed to restore proper function where the backrest adjustment mechanism is worn or damaged.
5. Is this a genuine GRAMMER part?
Yes, it is designed to match original GRAMMER specifications for fit and performance.
6. Is professional installation required?
Basic mechanical knowledge is recommended, though professional installation may be preferred for optimal results.
Call to Action
With over 40+ years of experience in the seating industry, we supply trusted GRAMMER parts and expert advice.
Call: 085 8709433 / 087 9193342 Email: sales@seatsystems.ie
Visit us: Unit 5/7 Childers Road Enterprise Centre, Limerick, V94 YC99






