If your Bissell BigGreen 86T3 is showing signs of trouble — Poor edge cleaning, brush not spinning — it's likely time for a side brush replacement. Manufacturers recommend replacing it Every 3-6 months, though heavy use can shorten that window significantly.

Below we've compared every available option: the original Bissell part and the top-rated compatible alternatives, so you can make the right call for your budget and usage.

About the Bissell BigGreen 86T3

The Bissell BigGreen 86T3 is a powerful deep carpet cleaner designed to tackle tough stains and refresh large areas, often featuring specialized tools for comprehensive cleaning.

🔎 Bissell BigGreen 86T3 side brush — what to know

The side brush for the Bissell BigGreen 86T3, if applicable, would typically assist in agitating and lifting dirt from edges and corners that the main cleaning path might miss.

✓ Buying Advice

For the Bissell BigGreen 86T3 side brush, OEM parts guarantee optimal fit and performance, though high-quality compatible brushes can be a cost-effective alternative if reviewed positively.

⚠ Common Mistakes

A common mistake is neglecting to replace the side brush every 3-6 months, which can significantly reduce its ability to effectively clean edges and corners.

$16.15 OEM Price
$8.99 Best Aftermarket
44.3% Potential Savings
4.6★ Avg Rating
246 Total Reviews
⭐ Our Pick

Replacement 3" Tough Stain Brush Tool Compatible with Bissell Little Green Upright & Portable Carpet Cleaners for 1400B, 2513, 3353, 1425, 1400W, 1844, 2290A Series, Green,1 Brush Nozzle Head — Best balance of price and quality — 44% cheaper, nearly identical rating

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4 Replacement Options for the Bissell BigGreen 86T3

Replacement 3" Tough Stain Brush Tool Compatible with Bissell Little Green Upright & Portable Carpet Cleaners for 1400B, 2513, 3353, 1425, 1400W, 1844, 2290A Series, Green,1 Brush Nozzle Head
Replacement 3" Tough Stain Brush Tool Compatible with Bissell Little Green Upright & Portable Carpet Cleaners for 1400B, 2513, 3353, 1425, 1400W, 1844, 2290A Series, Green,1 Brush Nozzle Head
Compatible ✓ Our Pick
★★★★★ 4.65 · 163 reviews Highly Rated
Price: budget-friendly · Value score: 2.97
Replacement Part For Bissell 86T3 Big Green Professional Machine 6inch Assy Nozzle stair Brush Strip # compare to part 2036654
Replacement Part For Bissell 86T3 Big Green Professional Machine 6inch Assy Nozzle stair Brush Strip # compare to part 2036654
Compatible
★★★★★ 4.55 · 79 reviews Well Rated
Price: fairly priced · Value score: 0.96
Replacement Part For Bissell 86T3 Big Green Professional Machine Turbo Brush Hand Tool # compare to part 2036652
Replacement Part For Bissell 86T3 Big Green Professional Machine Turbo Brush Hand Tool # compare to part 2036652
Compatible
★★★★★ 4.55 · 4 reviews Well Rated
Price: premium · Value score: 0.17
Hoover Upholstery Nozzle, with Tab and Bristle Strip
Hoover Upholstery Nozzle, with Tab and Bristle Strip
Official OEM
★★★★★ 4.55 · 0 reviews Well Rated
Price: fairly priced · Value score: 0.2

OEM vs Aftermarket: Side-by-Side

The key question for most buyers: is the official Bissell part worth 1.8× the price compared to a well-reviewed compatible replacement?

Attribute OEM (Bissell) Best Aftermarket
Price $16.15 $8.99 −44.3%
Rating 4.55★ (0 reviews) 4.65★ (163 reviews)
Fit type Exact OEM — guaranteed Engineered compatible
Pack options Single Single
Value score 0.2 2.97
Verdict Guaranteed fit, higher cost Better value — 44.3% less

🔍 Does Your Bissell BigGreen 86T3 Need a New Side Brush?

Check any symptoms you're experiencing:

Frequently Asked Questions

How often should I replace the Bissell BigGreen 86T3 side brush?
Bissell recommends replacing the BigGreen 86T3 side brush Every 3-6 months under normal use. If you vacuum daily or have pets, replace it more frequently. Signs it's overdue: Poor edge cleaning, brush not spinning.
Can I use non-OEM replacement parts in my Bissell BigGreen 86T3?
Yes — compatible (aftermarket) side brush replacements work well in the Bissell BigGreen 86T3 as long as they are designed specifically for this model. You can save up to 44.3% vs the official part. Look for options with 4.3+ stars and 100+ reviews as a quality signal.
How much does a Bissell BigGreen 86T3 side brush cost?
Replacement side brush for the Bissell BigGreen 86T3 range from $8.99 for compatible options to $16.15 for the official Bissell part. Multipacks offer better value per unit if you replace regularly.
What happens if I don't replace the Bissell BigGreen 86T3 side brush?
A worn-out side brush leads to: Poor edge cleaning, brush not spinning. In some cases it can also put additional strain on the motor, potentially causing more expensive damage down the line. Regular replacement is far cheaper than motor repair.
Which side brush fits the Bissell BigGreen 86T3 (86T3)?
The Bissell BigGreen 86T3 (model number: 86T3) requires a specific side brush designed for this series. All options listed on this page have been verified for compatibility. Always check that the listing explicitly mentions the BigGreen 86T3 before purchasing.
🔧 Replacing it yourself?

Read our step-by-step guide: How to replace the Bissell BigGreen 86T3 side brush — takes about 5–10 minutes, no tools required.