STIHL MM 55 YARD BOSS®
Using a universal power train, this cultivator can transition into other useful tools for around the home or farm.
All in one. One for all. The MM 55 STIHL YARD BOSS® lets you take charge of your landscape with one versatile, lightweight yard tool. This multi-task machine uses a universal power train that accepts a wide range of high-performance attachments and accessories. Switch from its aggressive “pick” style cultivator to other useful tools, including optional trimmer, lawn aerator, dethatcher, bed edger, bristle brush broom and more. And when the job is done, its handles fold neatly for easy storage and transport. The STIHL YARD BOSS® is a must-have for space-savvy homeowners.
|MM 55 STIHL YARD BOSS® Specifications - Occasional Use|
|DISPLACEMENT||27.2 cc (1.66 cu. in.)|
|ENGINE POWER||0.8 kW (1.07 bhp)|
|WEIGHT||9.5 kg (20.9 lbs.)|
|FUEL CAPACITY||330 cc (11.2 oz.)|
|TINE SPEED||200 rpm|
|PICK TINE DIAMETER||9.1"|
BF-MM Pick Tines Cultivator Attachment
This STIHL YARD BOSS® pick tines cultivator attachment comes standard, so you can tackle cultivating tasks right out of the gate.
The YARD BOSS® pick tines cultivator breaks up weeds and hardened soil in the garden without disturbing nearby plants. The pick-style tines deliver exceptional control while effectively loosening hardened dirt or mulch. This is the standard attachment for the MM 55 and MM 55 C-E STIHL YARD BOSS® lawn care systems, so you can prepare soil for planting and keep your garden areas perfectly maintained – no assembly required.
BK-MM Bolo Tines Cultivator Attachment
This STIHL YARD BOSS® bolo tines cultivator attachment helps you cultivate deeper into the soil, preparing it for planting.
It slices, it dices, it chops compacted dirt into soft planting soil. The YARD BOSS® bolo tines cultivator attachment is an alternative style to the standard pick tines, and is designed for a minimum of clogging. Perfect for gardens and other planting areas, the curved bolo tines reach deeper into the ground, loosening and mixing the soil. They are also great for adding amendments to soil.
FC-MM Bed Edger Attachment
This STIHL YARD BOSS® bed edger attachment walks the line between power and convenience.
Give your yard that professional landscaped look with the YARD BOSS® bed edger attachment. Made for the STIHL YARD BOSS® yard care system, this handy tool is used to cut defined edges to separate the grass lawn from the cultivated soil in a planting area. It’s the perfect way to add definition to your outdoor areas.
FS-MM Trimmer Attachment
Pair this trimmer attachment with your STIHL YARD BOSS® Wheel Kit for a quality, cost-effective trimmer mower.
Now you can turn your STIHL YARD BOSS® into a quality wheeled trimmer, adding ease and convenience to your trimming tasks – all for much less than the cost of a dedicated trimmer mower. The STIHL FS-MM trimmer attachment features a dependable STIHL AutoCut® 25-2 trimmer head for precision cutting tasks. To advance the line, just tap the trimmer head against the ground. Need to change the trimmer head? The FS-MM trimmer head is designed to be removed and replaced with a wide range of STIHL trimmer heads, including STIHL SuperCut™, FixCut™, DuroCut and more!
KB-MM Bristle Brush Attachment
This STIHL YARD BOSS® bristle brush attachment makes quick work of sweeping jobs on walkways and other paved surfaces.
Sweep with authority. The bristle brush attachment for the STIHL YARD BOSS® yard care system features durable nylon bristles and a wide sweeping surface – one pass covers an area up to 24” wide. From clearing leaves on walkways and driveways to fluffing artificial turf, this bristle broom makes a clean sweep of big cleanup jobs. Pair it with the MM Wheel Kit accessory for ultimate convenience and maneuverability.
NOTE: This attachment must be used with large deflector and extensions. Do not use on grass lawns.
KW-MM STIHL PowerSweep™ Attachment
The STIHL YARD BOSS® PowerSweep™ attachment removes caked dirt, pebbles and even water from your path.
Show nature you have the right-of-way with the KW-MM PowerSweep™ attachment for the STIHL YARD BOSS® yard care system. This powerful attachment features heavy-duty rubber flaps, acting like a squeegee on steroids. It cleans up compacted dirt along roads and sidewalks, moves pebbles and sand from grassy turf, and even removes water and light snow from hard flat surfaces.
Note: This attachment must be used with large deflector and extensions.
MF-MM Lawn Dethatcher Attachment
This STIHL YARD BOSS® dethatcher attachment removes dead grass and other accumulated material from the top of the soil.
Nature rarely picks up after itself. The YARD BOSS® dethatcher attachment for the STIHL YARD BOSS® yard care system picks up what nature leaves behind, grabbing dead grass and other accumulated materials directly from the top of the soil. Like a vacuum cleaner for your grass, this attachment cleans up your lawn, allowing in more sunlight and nutrients.
NOTE: This attachment must be used with large deflector and extensions.
RL-MM Lawn Aerator Attachment
This STIHL YARD BOSS® lawn aerator attachment helps breathe new life into your lawn.
Refresh your lawn with the YARD BOSS® lawn aerator attachment. Made for the STIHL YARD BOSS® yard care system, this attachment creates a series of slits into the soil of the lawn. These holes allow air, moisture, fertilizers and other nutrients to get to the roots. Now that’s a breath of fresh air.
MM Depth Gauge
The STIHL YARD BOSS® depth gauge accessory allows for variable working depths when using cultivator attachments.
For improved precision during cultivation jobs, use the MM depth gauge accessory for the STIHL YARD BOSS® yard care system. Quickly adjust its height settings to keep your tilling at a consistent depth throughout your garden or planting area. It’s the ideal companion piece for perfection-minded gardeners.
MM Weight Kit
The STIHL YARD BOSS® weight kit accessory provides additional weight for optimized attachment performance.
The STIHL YARD BOSS® yard care system is lightweight by design, enhancing portability and ease of use. But when you need that extra effort to optimize your attachment performance, STIHL offers the MM weight kit accessory. Especially helpful when tilling compacted soil, this weight kit puts on the pounds when you need it, and easily comes off when you don’t. No fad diets required.
MM Wheel Kit
The STIHL YARD BOSS® wheel kit accessory improves handling and transport when used with most attachments.
The STIHL YARD BOSS® yard care system is reinventing how homeowners view their lawn care. It is not, however, reinventing the wheel. Our MM wheel kit features two perfectly round wheels that attach quickly and deliver improved handling, transport and maneuverability with most attachments. This wheel kit is a must-have for any STIHL YARD BOSS® owner.
About the Maker
Our company founder Andreas Stihl developed his first chainsaw in 1926. His incentive: "To ease peoples' work with and in nature". This guiding principle is still of cardinal importance for us today. We design our products to match our customers' requirements.
Over the past 90 years the company has grown from a one-man business into a global chainsaw and outdoor power equipment manufacturer. Innovative ideas, in-house know-how and meticulous craftsmanship have resulted in a broad and steadily expanding product portfolio.
STIHL has been the world's biggest selling chainsaw brand since 1971. Our outstanding innovations have set the benchmark for the industry time and time again. We want to continue growing and maintaining our values in the future, too. After all, lasting success can only be achieved by adhering to solid principles. We are proud to look back on 90 years of STIHL.