You would replace the blade whenever it starts to show physical damage, such as cracks, bends or chips. Typically, every one or two seasons. Replacement parts would be available at your local Stihl service center.
Stihl, Gas Self-Propelled Lawn Mower, Cutting Width 20 in, Power Source Gas, Model# RM 453 V

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Click or Tap image to Zoom
Shipping:
Available nowStore Pickup:
Not Available
- The state-of-the-art mono-comfort handle bar allows for quick access to the grass bag as well as easy height adjustment and convenient, fold away storage
- The built-in mulch flap is easily engaged or disengaged with the flip of a switch depending on whether the mulching function is being used, eliminating the need for a separate plug.
- The polymer grass bag is designed to improve operator comfort and features a closed top and back along with downward angled side vents to reduce dust exposure. In addition, when the grass bag is empty, the indicator is flipped up to indicate the bag is not full. The indicator will flip down when the bag is full
- With the easy, one-touch single point height adjustment, users can customize the height of their grass with just the push of a button
- RM 4 Series mowers feature 4-in-1 functioning for mulching, catching, and side or rear discharge, allowing for a customizable mowing experience.
See full description
Description
Key Specs
Reviews
Q & A
Warranty
Compare
Product Summary
What's Included
- (1) RM 453 V
Features + Benefits
- The state-of-the-art mono-comfort handle bar allows for quick access to the grass bag as well as easy height adjustment and convenient, fold away storage
- The built-in mulch flap is easily engaged or disengaged with the flip of a switch depending on whether the mulching function is being used, eliminating the need for a separate plug.
- The polymer grass bag is designed to improve operator comfort and features a closed top and back along with downward angled side vents to reduce dust exposure. In addition, when the grass bag is empty, the indicator is flipped up to indicate the bag is not full. The indicator will flip down when the bag is full
- With the easy, one-touch single point height adjustment, users can customize the height of their grass with just the push of a button
- RM 4 Series mowers feature 4-in-1 functioning for mulching, catching, and side or rear discharge, allowing for a customizable mowing experience.
- The multi-blade provides powerful cutting performance to shred grass into small pieces for a cleaner cut and look to the lawn
- The double ball-bearing mounted wheels provide durability and stability for low-maintenance needs along with smooth operation and maneuverability
- The integrated carrying handles help users easily lift or tip their mower and can double as eyes for securing the mower during transport.
- The robust polymer housing provides lightweight durability for reduced operator fatigue and long-lasting performance.
- As an authorized STIHL dealer, Northern Tool + Equipment provides in-store service and warranty support for STIHL gas-powered equipment shipped directly to you. For return inquiries, please contact Customer Care for assistance.
Key Specs
| Attribute | Specification |
|---|---|
item# | 6303889 |
Brand | Stihl |
Manufacturer's Warranty | 1 year limited warranty |
Ship Weight | 86.0 LB |
Cutting Width | 20 in |
Power Source | Gas |
Min. Cut Height | 0.78 in |
| Attribute | Specification |
|---|---|
Max. Cut Height | 3.9 in |
Self-Propelled | Yes |
Bagger Included | Yes |
Wheel Type | Plastic |
Product Category | Walk-Behind Mowers |
Product Weight | 72.7000 lb |
Dimensions L x W x H (in.) | 47.2 x 24.4 x 23.6 in |
Reviews
Questions & Answers
Questions
-
· 14 days ago
Is it best to install a new blade from time to time and how much?
1 answer-
ProductExpert18· 10 days ago
Helpful?
-
-
· a month ago
How do you adjust the speed of the self propelled?
1 answer-
ProductExpert18· 23 days ago
For the STIHL RM 453 V, the self-propelled speed is adjusted using the Vario drive control on the handlebar.
Helpful?
-
-
· 4 months ago
What is the motor size there as much powerful to cut grass as smooth pushing easy going and how long last gas tank there much to find out how gallon carry too so on
1 answer-
ProductExpert29· 3 months ago
The STIHL RM 453 V has a 166cc engine, gives smooth, easy cutting, holds 0.9 L (0.24 gal) of fuel, and runs 45–60 minutes per tank.
Helpful?
-
-
· 7 months ago
Is rear wheel drive and I need an adjustable pace mower
1 answer-
ProductExpert6· 7 months ago
The lawn mower is rear wheel drive. It is self-propelled and the speed will adjust to your walking speed and is controlled on the handlebar and can be adjusted.
Helpful?
-
-
· a year ago
Key start lawn mower
1 answer-
ProductExpert11· a year ago
The mower is not electric start. The mower will have a recoil start.
Helpful?
-
-
· a year ago
What is the difference between the model number ending with T and V
1 answer-
ProductExpert11· a year ago
The item number 6303889 (RM 453 V) is a variable speed mower.
Helpful?
-
-
· 2 years ago
What kind of engine is on this lawnmy
1 answer-
ProductExpert11· 2 years ago
The EVC300 gas engine is manufactured by Stihl Inc.
Helpful?
-
-
· 2 years ago
Wondering if it's got power?? How large is the motor?!?
1 answer-
ProductExpert12· 2 years ago
This lawn mower is powered by a gas engine, model EVC300. The engine has a 166cc rating which is approximately 5.5 HP.
Helpful?
-
Warranty
Manufacturer's Warranty
1 year limited warranty
Extend Your Warranty Coverage with a Northern Protection Plan (NPP)
Repair Plan — 1 Year
A Northern Protection Plan is available after adding the product to your shopping cart.
Compare with Most Popular in Walk-Behind Mowers
See All Walk-Behind Mowers
See All Stihl Walk-Behind Mowers
Currently Viewing This Product
Item # 6303889
$699.99Shipping:
Available nowStore Pickup:
Not Available
- $149.99
Shipping:
Free shipping (lower 48 states) - Factory shippedStore Pickup:
Not available - online only
Shipping:
Factory shippedStore Pickup:
Not available - online only
- $99.99
Shipping:
Free shipping (lower 48 states) - Factory shippedStore Pickup:
Not available - online only
Specifications
20 in
20 in
18 in
14 in
Gas
Manual
Manual
Manual
0.78 in
1 in
0.5 in
1 in
3.9 in
3 in
2.5 in
2.25 in
Yes
-
-
-
Yes
No
-
No
Plastic
-
-
-
Walk-Behind Mowers
Walk-Behind Mowers
Walk-Behind Mowers
Walk-Behind Mowers
72.7000 lb
32.0000 lb
-
20.0000 lb
47.2 x 24.4 x 23.6 in
26.75 x 26.0 x in
-
20.0 x 24.0 x 43.0 in
-
Manual
Manual
Manual
-
5
5
5
-
10 in
10 in
10 in
-
6 in
-
-
See All Walk-Behind Mowers
See All Stihl Walk-Behind Mowers
Recently Viewed Items
This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.



