Find the right leaf bag for your push mower and keep clippings contained and tidy. This guide highlights five compatible options, focusing on bags designed for 21-inch Troy-Bilt/MTD units and common walk-behind systems. Each pick targets different needs—from universal compatibility and durability to easy installation and budget-friendly replacements. Ideal buyers include homeowners with medium-sized yards, DIY landscapers replacing worn bags, and anyone needing a straightforward upgrade without changing frames.
Summary Table: Top Picks
- Lawnmower Grass Bag 964-04117A / 664-04117A — Best overall fit for older Troy-Bilt models; robust materials.
- 964-04007A / 664-04007 — Best for broad compatibility with 21″ walk-behinds (no frame).
- 903775001 Grass Catcher Bag — Best for Ryobi 40V walk-behind mowers; lightweight.
- MowMore Debris Bag — Best for heavy-duty debris and attachments via Velcro straps.
- RO6G 964-04117A / 664-04117A — Best for Troy-Bilt/TB110–TB280 families; wide compatibility.
Lawnmower Grass Bag 964-04117A / 664-04117A (Troy-Bilt 21″)
This grass bag is designed for Troy-Bilt walk-behind mowers in the TB110 to TB280 range, including 21-inch models. It specifies compatibility with various models while noting that the frame is not included. Best for homeowners replacing worn bags on older Troy-Bilt lines who want broad model coverage without changing other parts.
Who it’s best for and why: Homeowners with 21-inch Troy-Bilt walk-behind mowers seeking a direct replacement bag that previously matched 964-04117 variants. The bag’s broad compatibility makes it a practical choice when upgrading from older parts.
Limitations: Does not include a catcher frame; verify your mower’s frame compatibility before purchase.
964-04117A 664-04117A Lawnmower Grass Bag (Alternative Fit)
Another Troy-Bilt compatible option that covers a wide set of part numbers associated with 21-inch walk-behind mowers. It emphasizes compatibility with multiple 964- and 664-series bags, making it suitable for users upgrading from varied generations of bags.
Who it’s best for and why: Best for buyers who want flexibility across several bag part numbers and years of Troy-Bilt equipment without needing an exact single-model match.
Limitations: List includes many part numbers; confirm your exact mower and bag number to avoid misfit.
903775001 Grass Catcher Bag (Ryobi 40V)
Designed for Ryobi 20-inch/40V models, this bag fits select Ryobi push mowers with specific model ranges such as RY401011 and RY401012 variants. It offers a lightweight solution for users who own Ryobi’s 40V lineup and need a compatible grass bag without a frame.
Who it’s best for and why: Best suited for Ryobi 40V users who need a straightforward replacement bag that aligns with their existing model numbers without swapping frames.
Limitations: Not compatible with non-Ryobi mowers; verify your model numbers before purchasing.
MowMore Debris Bag, 14″ x 14.5″
This bag is a heavy-duty mesh design, sized 14″ x 14.5″, intended for walk-behind and stand-on mowers, using Velcro straps for attachment. It suits mowers with under-seat clearance and can handle tougher debris compared to basic fabric bags.
Who it’s best for and why: Best for yards with more leaf and debris load, where a sturdier, mesh bag reduces tears and improves longevity. Velcro mounting offers quick installation and removal.
Limitations: May not fit all 21-inch Troy-Bilt models; check compatibility with your mower’s handle and attachment points.
AAAQQ GC91820 Grass Catcher (18″/20″ Mowers)
Designed for 18-inch and 20-inch push reel mowers, this bag targets models with grass grip and specific size fits. It emphasizes efficient collection of clippings and leaves, helping keep the lawn tidy and reducing scattering.
Who it’s best for and why: Best for smaller or mid-sized reel/motorized push mowers in the 18–20 inch range where a dedicated bag improves debris containment without a frame.
Limitations: Uses a different size category; ensure your mower matches the 18″/20″ specification before purchasing.
MAYTHON Lawn Tractor Grass Catcher Bag (54 Cubic Feet)
This high-capacity bag is designed for larger collection systems on ride-on and zero-turn mowers, with a capacity of about 54 cubic feet. It’s a universal over-bag style designed to work with two-bag collection setups and avoid contact with hot exhaust.
Who it’s best for and why: Best for users with larger yards and ride-on or zero-turn mowers who need a single bag to hold substantial leaf and grass debris. It reduces frequent bag emptying.
Limitations: Does not include the collection system itself; ensure your mower’s setup can accommodate this bag size and configuration.
Buying Guide: Key Considerations for Push Mower Leaf Bags
- Compatibility: Confirm model numbers and bag Part Numbers (e.g., 964-04117A, 664-04117A) and whether a catcher frame is included.
- Bag Type: Decide between fabric bags, mesh bags, and universal over-bag designs. Mesh bags tend to be more durable for heavy debris.
- Size and Capacity: Larger capacity reduces emptying frequency but may not fit all mower stands. Match to your yard size and debris load.
- Attachment Method: Some bags use frames; others rely on Velcro or simple slips. Ensure your mower’s attachment points align with the bag’s design.
- Material Quality: Look for heavy-duty fabrics or mesh with reinforced seams to handle frequent use and weather exposure.
- Maintenance: Choose bags that are easy to clean and store, with resistant materials that won’t easily tear when bumped by sticks or stones.
- Safety and Fit: Ensure the bag won’t interfere with mower operation or exhaust clearance, especially for larger capacity bags.
Frequently Asked Questions
- What is the main purpose of a push mower leaf bag?
– To collect grass clippings and leaves, reducing lawn debris scatter and simplifying disposal. - Do all Troy-Bilt bags fit every 21-inch mower?
– No, check the specific part numbers and model compatibility before purchasing. - Can I use a bag without a frame?
– Some bags are designed to work without a frame, but confirm with the bag’s product details for your mower. - Is a mesh bag better than a fabric bag?
– Mesh bags often offer greater tear resistance and airflow, which can improve durability for heavy debris. - Will a larger capacity bag fit my mower’s storage space?
– Larger bags require more space; measure your storage area to ensure a proper fit.