Maintenance and performance hinge on reliable side discharge chutes and related components. This guide reviews top-rated 21-inch side discharge options designed to fit common hand-pushed mowers and to help keep clippings directed away from the blade path for a neat lawn. Each entry highlights compatibility, installation notes, and key features to compare before purchase.
The following table summarizes the selected products to help you compare at a glance:
| Product | Brand | Primary Use | Key Fit Notes |
|---|---|---|---|
| Lawn Mower 731-07486 Side Discharge Chute | DECKMAN | Replacement discharge chute for 21″ hand-pushed mowers | Compatible with Craftsman, Columbia, Huskee, Troy-Bilt, Yard-Man, MTD 11A/12A series |
| 731-07131 Lawn Mower Side Discharge Chute & 987-02516A Hinge Mulch Plug Assembly | ZHONGXIA | Side chute with mulch plug for multiple brands | Compatible with Craftsman, MTD, Yard Machines, Columbia, Huskee, Troy-Bilt |
| 731-07131 Lawn Mower Side Discharge Chute | DECKMAN | Direct replacement for 21″ deck mowers | Compatible with various Troy-Bilt/TB models and more |
| palart 731-07486 Lawn Mower Side Discharge Chute | palart | Universal fit for many hand-pushed mowers | Made to fit Craftsman, Columbia, MTD, Troy-Bilt |
| SevnYoko 731-07131 & 987-02516A Assembly | SevnYoko | Side discharge chute with mulch plug for 21″ decks | Compatible with MTD, Craftsman, Troy-Bilt, Columbia, Huskee, Yard Machines |
Lawn Mower 731-07486 Side Discharge Chute

The Deckman 731-07486 is a replacement side discharge chute designed for a wide range of 21-inch, hand-pushed mowers. It notes compatibility with Craftsman, Columbia, Huskee, Troy-Bilt, Yard-Man, and MTD brands across several 11A and 12A series models. The product package indicates a screw is not included, recommending salvaging screws from the old part for proper installation. The chute measures approximately 11 inches in length (hypotenuse) and 3.4 inches in height, with clear dimensional references helpful for fit checks. This part focuses on restoring discharge function and consistent grass clearing during mowing sessions.
Key compatibility considerations include model numbers such as 11A-A23N011 and related 12AVB variants. Users should verify their mower’s model code to ensure a precise fit. The component’s simple design emphasizes a straightforward replacement process, enabling quick maintenance without specialized tools. As with most universal-fit chutes, some minor adjustments or screw reuse may be needed for secure attachment.
This option is suitable for homeowners seeking a cost-effective replacement that preserves the original mowing workflow. While not a bells-and-whistles upgrade, dependable discharge control helps prevent clogging and keeps clippings directed away from the deck. Always confirm that the discharge path aligns with your mower’s opening and blade configuration before purchasing.
731-07131 Lawn Mower Side Discharge Chute & 987-02516A Assembly

This ZhongXia kit combines a side discharge chute with a hinged mulch plug, creating a combined solution for managing clippings and redistributing them as mulch. The package includes one 731-07131 side chute and one 987-02516A mulch plug, streamlining compatibility across several Craftsman, MTD, and Yard Machines models. The listing notes compatibility with Craftsman models such as 247377450, 247377440, and others, making it a practical option for owners who need both a discharge chute and mulch plug that work together.
Considerations for selection include verifying the exact mower model and deck width to ensure the chute’s profile aligns with the blade area and discharge chute opening. The hinged mulch plug feature can help fine-tune how much material returns to the lawn versus exits through the side chute, potentially influencing mowing efficiency and lawn nutrient recycling. Given the broad compatibility, this kit is useful for households with multiple mowers or for users seeking a single, all-in-one replacement solution.
731-07131 Lawn Mower Side Discharge Chute

The Deckman 731-07131 is positioned as a compatible side discharge chute for a wide array of 21-inch hand-pushed mowers. It explicitly notes compatibility with several Troy-Bilt TB model families (TB110, TB130, TB200, TB230, TB240, and more), as well as broader fits that include MTD, Cub Cadet, Craftsman, Murray, and Columbia brands. This makes it a versatile option for homeowners who own a mix of mower brands and need a reliable discharge component that matches original specifications.
Product details emphasize ease of replacement and a design focus on secure attachment to the mower deck. The chute’s dimensions and mounting points should be checked against the current setup to prevent misalignment. As with other aftermarket parts, some users may need to reuse hardware from their existing chute, so inspecting screw compatibility ahead of installation is advisable. This part helps maintain efficient mowing by directing clippings away from the operator and the deck.
palart 731-07486 Lawn Mower Side Discharge Chute

The Palart 731-07486 offers a universal fit approach for many hand-pushed mowers, including popular brands like Craftsman, Columbia, Huskee, and Troy-Bilt. The package centers on a replacement side discharge chute and notes that screws are not included, advising users to reuse screws from their original part. The listing emphasizes compatibility with a broad range of models, aligning with the common 11A/12A series and other 21-inch decks.
When comparing with other options, this chute provides a straightforward, budget-friendly replacement route with broad compatibility. Users should confirm deck width and the mower’s discharge opening shape to ensure a clean fit. The absence of mounting hardware means you’ll need to inspect your current setup and plan for any necessary fasteners. This model is particularly appealing to DIY enthusiasts seeking a simple swap that restores function rather than adding features.
SevnYoko 731-07131 & 987-02516A Assembly

SevnYoko’s assembly brings together a 731-07131 side discharge chute with a 987-02516A hinged mulch plug, designed for 21-inch hand-pushed mowers. The product touts compatibility with MTD, Craftsman, Troy-Bilt, Columbia, Huskee, and Yard Machines models, including TB110, TB130, TB200, TB230, and others. The dual-component approach allows users to tailor clippings management through discharge or mulching paths, potentially enhancing lawn health and clippings recycling.
clé Considerations include model verification to ensure proper fit and acceptable alignment with the deck opening. The kit’s hinged mulch plug contributes to versatility in how clippings are processed, which can impact mowing time and lawn texture. This option is well-suited for users seeking a combined discharge and mulching solution without needing separate purchases.
palart 731-07131 Lawn Mower Side Discharge Chute

The Palart 731-07131 is designed as a robust side discharge chute compatible with a wide range of Troy-Bilt, MTD, Craftsman, and similar 21-inch mowers. The listing specifies the replacement part number 731-07131 and notes included components such as a discharge groove, bolt, and spring. The compatibility list covers a broad spectrum of TB models and other brands, which makes this option appealing for multi-brand users.
When evaluating this chute, buyers should verify their model number against the supported list and ensure the mounting hardware aligns with existing deck holes. The included hardware and spring mechanism suggest straightforward installation, though some models may require additional adaptation. This option focuses on restoring discharge reliability and ease of operation after wear or damage.
TEKONPRO 21-Inch Side Discharge Kit

The 21-Inch Side Discharge Kit by Tekonpro offers a ready-to-install kit option for Toro and other 21-inch mowers. The kit focuses on side discharge compatibility and includes a note about replacing part numbers including 136-7060, and mentions compatibility with certain Traction Drive Cable models. Built from durable materials, this kit aims to maintain performance across demanding outdoor use, ensuring stable operation and extended service life.
Potential buyers should assess the mower’s specific deck configuration and whether the kit includes all necessary hardware for their setup. It’s a practical choice for those who prefer a modular approach with components designed to withstand daily outdoor use. As with other aftermarket parts, verify that the kit’s fitment aligns with your mower’s make and model to maximize reliability and discharge efficiency.
Buying Guide: Key Considerations When Selecting a Side Discharge Finish Mower Chute
- Deck compatibility: Most 21-inch mowers share similar discharge opening dimensions, but small deviations can affect fit. Always verify the exact model number and deck width before purchase.
- Discharge path vs mulch plug: Decide between a simple discharge chute and a combined chute with hinge mulch plug. Mulch plugs can help shred clippings for returning nutrients, while discharge chutes direct clippings away from the operator.
- Hardware considerations: Some listings exclude mounting screws or bolts. Check whether you need to reuse hardware from the old part or purchase new fasteners.
- Brand coverage: If you own multiple mowers from different brands (Craftsman, MTD, Troy-Bilt, etc.), consider a universal-fit option or a kit that covers several models to reduce future replacements.
- Durability and materials: Look for sturdy plastics or metal components designed to withstand grass and dirt exposure, UV exposure, and weather conditions.
- Ease of installation: Replacement parts should align with existing mounting holes and not require specialized tools, enabling a quick DIY swap.
- Maintenance impact: A well-fitting chute improves airflow and reduces clogging, contributing to mowing efficiency and consistent clippings management across seasons.
- Return policy and warranty: Given the aftermarket nature of these parts, a reasonable return window and warranty can provide peace of mind if fitment proves problematic.