RT 6112 ZL 6 Series Petrol Ride on Lawnmower
SKU: Stihl | ST-6170 200 0024
- Regular price
- £4,304.25 Ex VAT
- £5,165.10 Inc VAT
- RRP: £4,782.50 Ex VAT
- Sale price
- £4,304.25 £4,304.25 Ex VAT
- Regular price
-
- £5,165.10 £5,165.10 Inc VAT
- Was £4,782.50 Ex VAT
Free UK Delivery Over £50 +VAT
Worldwide Shipping from the UK
30-Day Easy Returns
STIHL Approved Dealer
As a STIHL Approved Dealer, we supply genuine UK-spec machines with full manufacturer warranty, professional preparation, and expert aftersales support.
Product information & specifications
STIHL RT 6112 Petrol Ride-on Lawn Mower
Designed for UK estate managers, landscaping professionals and homeowners with expansive lawns needing efficient, high-capacity mowing performance. The STIHL RT 6112 petrol ride-on lawn mower offers a 110 cm cutting deck, robust twin-cylinder STIHL EVC 7000 engine, hydrostatic single-pedal drive and a large 350-litre grass collection system—ideal for covering large areas up to around 8,000 m² with ease.
Key Features & Benefits
- 110 cm cutting width for rapid area coverage:
- Twin-cylinder STIHL EVC 7000 engine (635 cm³) – reliable power:
- Hydrostatic single-pedal drive with cruise control for smooth operation:
- 350-litre grass collector box with easy emptying from the seat:
- Adjustable spring-loaded operator seat and low-step-through access for comfort:
- Turf-friendly tyres and robust frame construction for professional-grade durability:
- Ideal for lawns up to ~8,000 m²—suited to large UK gardens & grounds-care tasks:
Technical Specifications
| Specification | Detail |
|---|---|
| Model | RT 6112 (ZL variant) |
| Cutting Width | 110 cm |
| Engine Displacement | 635 cm³ twin-cylinder EVC 7000 |
| Grass Collector Capacity | 350 litres |
| Cutting Height Range | 30-110 mm |
| Tank Capacity | 9 litres |
| Recommended Lawn Area | Up to approx. 8,000 m² |
Why Choose This Ride-on Mower?
If you manage large estates, municipal grounds or enjoy expansive lawn areas at home, the STIHL RT 6112 delivers professional-level mowing efficiency, comfort and durability. From its large cutting deck and collection system to intuitive controls and hydrostatic drive, it’s engineered for long sessions with minimal fatigue. The robust build and high-spec features make it just as suitable for commercial use as for homeowners who demand the best in lawn care.
| Cutting width | 110 cm |
| Cutting height | 30 - 110 mm |
| Grass catcher box volume | 350 l |
| Gear type | Hydrostatic |
| Tank capacity | 9 l |
| Motor type | EVC 7000.0 |
| Displacement | 635 cm³ |
| Rated power | 12.2 kW / 16.6 hp |
| Rated speed | 2700 rpm |
| Device length with grass catcher box | 260 cm |
| Device length without grass catcher box | 206 |
| Device width with mowing unit | 117 cm |
| Device height to seat | 118 cm |
| Turning radius | 0.7 m |
| Sound power level, guaranteed LWA | 100 dB(A) |
| Measured sound pressure level LpA | 86 dB(A) |
| Uncertainty factor, sound pressure level KpA | 2 dB(A) |
| Vibration level at seat | 0.5 m/s² |
| Uncertainty, vibration on seat | 0.25 m/s² |
| Vibration level at steering wheel | 4.4 m/s² |
| Uncertainty, vibration on steering wheel | 2.2 m/s² |
| CO2 | 850 g/kWh |
STIHL RT 6112 Petrol Ride-on Lawn Mower
Designed for UK estate managers, landscaping professionals and homeowners with expansive lawns needing efficient, high-capacity mowing performance. The STIHL RT 6112 petrol ride-on lawn mower offers a 110 cm cutting deck, robust twin-cylinder STIHL EVC 7000 engine, hydrostatic single-pedal drive and a large 350-litre grass collection system—ideal for covering large areas up to around 8,000 m² with ease.
Key Features & Benefits
- 110 cm cutting width for rapid area coverage:
- Twin-cylinder STIHL EVC 7000 engine (635 cm³) – reliable power:
- Hydrostatic single-pedal drive with cruise control for smooth operation:
- 350-litre grass collector box with easy emptying from the seat:
- Adjustable spring-loaded operator seat and low-step-through access for comfort:
- Turf-friendly tyres and robust frame construction for professional-grade durability:
- Ideal for lawns up to ~8,000 m²—suited to large UK gardens & grounds-care tasks:
Technical Specifications
| Specification | Detail |
|---|---|
| Model | RT 6112 (ZL variant) |
| Cutting Width | 110 cm |
| Engine Displacement | 635 cm³ twin-cylinder EVC 7000 |
| Grass Collector Capacity | 350 litres |
| Cutting Height Range | 30-110 mm |
| Tank Capacity | 9 litres |
| Recommended Lawn Area | Up to approx. 8,000 m² |
Why Choose This Ride-on Mower?
If you manage large estates, municipal grounds or enjoy expansive lawn areas at home, the STIHL RT 6112 delivers professional-level mowing efficiency, comfort and durability. From its large cutting deck and collection system to intuitive controls and hydrostatic drive, it’s engineered for long sessions with minimal fatigue. The robust build and high-spec features make it just as suitable for commercial use as for homeowners who demand the best in lawn care.
| Cutting width | 110 cm |
| Cutting height | 30 - 110 mm |
| Grass catcher box volume | 350 l |
| Gear type | Hydrostatic |
| Tank capacity | 9 l |
| Motor type | EVC 7000.0 |
| Displacement | 635 cm³ |
| Rated power | 12.2 kW / 16.6 hp |
| Rated speed | 2700 rpm |
| Device length with grass catcher box | 260 cm |
| Device length without grass catcher box | 206 |
| Device width with mowing unit | 117 cm |
| Device height to seat | 118 cm |
| Turning radius | 0.7 m |
| Sound power level, guaranteed LWA | 100 dB(A) |
| Measured sound pressure level LpA | 86 dB(A) |
| Uncertainty factor, sound pressure level KpA | 2 dB(A) |
| Vibration level at seat | 0.5 m/s² |
| Uncertainty, vibration on seat | 0.25 m/s² |
| Vibration level at steering wheel | 4.4 m/s² |
| Uncertainty, vibration on steering wheel | 2.2 m/s² |
| CO2 | 850 g/kWh |
STIHL Warranty
STIHL offer a 1 year professional warranty or 2 year domestic warranty with all of their machines.
The following exceptions apply:
- AK System, AS System and AI Line cordless products aren't covered under warranty when used by professionals
- AP System machines, batteries and chargers - 2 year professional warranty
- Pressure washers - 2 year professional warranty or 3 year domestic warranty
- Mowers, tillers, shredders, scarifiers & iMOW machines - See STIHL's website here
Extend your Stihl warranty by an additional year when purchasing a STIHL Smart Connector with selected machinery from the petrol and cordless range. Extends your petrol warranty from 1 to 2 years AND 2 to 3 years on select cordless tools.
STIHL offer a 1 year professional warranty or 2 year domestic warranty with all of their machines.
The following exceptions apply:
- AK System, AS System and AI Line cordless products aren't covered under warranty when used by professionals
- AP System machines, batteries and chargers - 2 year professional warranty
- Pressure washers - 2 year professional warranty or 3 year domestic warranty
- Mowers, tillers, shredders, scarifiers & iMOW machines - See STIHL's website here
Extend your Stihl warranty by an additional year when purchasing a STIHL Smart Connector with selected machinery from the petrol and cordless range. Extends your petrol warranty from 1 to 2 years AND 2 to 3 years on select cordless tools.
Delivery & Returns
UK Delivery
Fast, reliable delivery from our UK warehouse.
- FREE UK Delivery on orders over £50 + VAT
Estimated delivery: 2–4 working days - UK Standard Delivery from £3.60 + VAT
Estimated delivery: 2–4 working days
- Next Working Day Delivery – £5.00 + VAT
Order before 3:00pm (Monday–Friday) for next working day delivery
All UK orders are dispatched Monday–Friday and sent via a tracked courier service.
International Delivery
We ship worldwide from the UK.
- Europe from £10.00
Estimated delivery: 2–7 working days - Rest of the World from £12.00
Estimated delivery: 2–11 working days
Shipping costs and delivery times are calculated at checkout based on destination and order contents.
Customs, Duties & Taxes
International orders may be subject to local import duties, taxes, or customs charges.
When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.
Customs processing times may affect delivery estimates.
Returns
30-Day Return Policy
- Items can be returned within 30 days of delivery
- Products must be unused and in original condition
- Return postage costs apply unless the item is faulty or incorrect
For full details, please visit our Shipping & Returns page.
UK Delivery
Fast, reliable delivery from our UK warehouse.
- FREE UK Delivery on orders over £50 + VAT
Estimated delivery: 2–4 working days - UK Standard Delivery from £3.60 + VAT
Estimated delivery: 2–4 working days
- Next Working Day Delivery – £5.00 + VAT
Order before 3:00pm (Monday–Friday) for next working day delivery
All UK orders are dispatched Monday–Friday and sent via a tracked courier service.
International Delivery
We ship worldwide from the UK.
- Europe from £10.00
Estimated delivery: 2–7 working days - Rest of the World from £12.00
Estimated delivery: 2–11 working days
Shipping costs and delivery times are calculated at checkout based on destination and order contents.
Customs, Duties & Taxes
International orders may be subject to local import duties, taxes, or customs charges.
When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.
Customs processing times may affect delivery estimates.
Returns
30-Day Return Policy
- Items can be returned within 30 days of delivery
- Products must be unused and in original condition
- Return postage costs apply unless the item is faulty or incorrect
For full details, please visit our Shipping & Returns page.

