How to Replace Bissell BigGreen 86T3 Drive Belt (Step-by-Step Guide)
Replacing the Bissell BigGreen 86T3 drive belt is a DIY job of about 10 minutes. Compatible drive belts currently start at $5.99 (genuine Bissell OEM from $6.59). Replace it Every 12 months under normal use. Full step-by-step below.
The 86T3 belt is a flat drive belt on the brush-roll assembly under the machine. Because the Big Green runs wet and works hard, the belt is a genuine wear part — replace it when the brushes turn weakly, stop, or you smell hot rubber during a clean.
Compatible Drive Belt for the Bissell BigGreen 86T3
Prices pulled from Amazon and verified September 2026. “OEM” is a genuine Bissell part; the rest are tested aftermarket options.
| Part | Type | Price | Rating | |
|---|---|---|---|---|
| BISSELL Style 7/9/10/12/16 Replacement Vacuum Belts, New Genuine OEM Replacement Belts, 2 Count, Model 32074 | OEM | $6.59 | 4.65★ (29,277) | Buy on Amazon |
| KEEPOW Style 7/9/10 P/N 3031120 Replacement Belt for Bissell Vacuum, 4 Pack | Aftermarket | $8.99 $2.25/ea |
4.65★ (13,275) | Buy on Amazon |
| Replacement Vacuum Belts for Bissell 2910, 2910W,1986, 2987, 29878, 29879, 2806, 28062, 28068, P2283,22839,22837 PowerForce/TurboClean PowerBrush Pet Carpet Cleaner,Parts# 1606428 (2Pack) | Aftermarket | $5.99 $3.00/ea |
4.45★ (1,086) | Buy on Amazon |
| Belts 6960W Replacement for Bissell Proheat Vacuum Model 1694W 1697 1698 1699 1799 1846 7901 7920 7950 8806 8905 and 8910 Series, Replace Parts 0150621 and 2150628 | Aftermarket | $6.99 | 4.55★ (687) | Buy on Amazon |
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About the Bissell BigGreen 86T3
The Bissell Big Green 86T3 is a heavy-duty upright deep carpet cleaner. Its rotating brush roll is turned by a drive belt; when the belt stretches or snaps, the brushes stop spinning and the machine washes without agitating, leaving carpets cleaner-marked but not truly clean.
Step-by-Step: Replacing the Bissell BigGreen 86T3 Drive Belt
⚠ Common mistakes on the BigGreen 86T3
The common 86T3 mistake is fitting a new belt without clearing hair and carpet fibre wound around the brush-roll ends — the roller binds and burns the fresh belt out fast. Also make sure the machine is unplugged and empty of solution before turning it over.
✓ OEM vs aftermarket for the BigGreen 86T3
Match the Big Green 86T3 belt by Bissell part/style number; genuine and quality aftermarket belts both work, but the wrong length slips on a wet-running machine. A multipack is sensible since this belt sees hard use.
The Bissell BigGreen 86T3 drive belt should be replaced Every 12 months under normal use — sooner with pets or daily heavy use. Signs it's due: Brush roll not spinning.
How we made this page: the steps are written for the Bissell BigGreen 86T3 specifically; the compatible-part list is pulled from our parts database and price-checked against Amazon. Last verified September 2026.