If your Dyson DC50 is showing signs of trouble — Brush roll not spinning — it's likely time for a drive belt replacement. Manufacturers recommend replacing it Every 12 months, though heavy use can shorten that window significantly.

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

About the Dyson DC50

The Dyson DC50 is a compact corded Ball upright with a powered cleaner head. Its brush bar is driven by a toothed geared belt inside the head — a robust belt that seldom stretches but can snap, leaving the bar dead while suction stays strong.

🔎 Dyson DC50 drive belt — what to know

The DC50 uses a model-specific geared belt (it is not the common DC41/DC65 belt), so match the belt to the DC50. The tell for a failed belt is a brush bar that won't turn while suction is unaffected — check the belt before suspecting the motor.

✓ Buying Advice

Buy the DC50-specific geared belt; genuine Dyson is safest, and quality aftermarket kits are fine when the listing explicitly names the DC50 (not the DC41/DC65 belt). Clear the housing while you're in there.

⚠ Common Mistakes

The DC50 mistake is fitting a generic flat rubber belt, which won't drive the geared head. The second is not clearing wound hair from the bar channel before fitting the new belt, which chews it out quickly.

$7.29 OEM Price
$17.99 Best Aftermarket
-146.8% Potential Savings
4.6★ Avg Rating
3,470 Total Reviews
⭐ Our Pick

Replacement Brushroll and 2 DC17 Belts Fits Parts 911961-01, 911710-01, Designed To Fit Dyson DC17 Animal — Best balance of price and quality — -147% cheaper, nearly identical rating

Buy on Amazon

4 Replacement Options for the Dyson DC50

Replacement Brushroll and 2 DC17 Belts Fits Parts 911961-01, 911710-01, Designed To Fit Dyson DC17 Animal
Replacement Brushroll and 2 DC17 Belts Fits Parts 911961-01, 911710-01, Designed To Fit Dyson DC17 Animal
Compatible ✓ Our Pick
★★★★★ 4.75 · 2,628 reviews Exceptional
Price: high-end · Value score: 2.08
Aftermarket Replacement Part for Dyson DC04, DC07 and DC14 Belt Pack for Clutch System, 2 Pack
Aftermarket Replacement Part for Dyson DC04, DC07 and DC14 Belt Pack for Clutch System, 2 Pack
Compatible
★★★★ 4.25 · 386 reviews Well Rated
Price: fairly priced · Value score: 3.38
Replacement Belts for Dyson DC17 Animal Vacuum Cleaner, Replace Parts 11710-01-02 and 911710-01 (Pack of 2)
Replacement Belts for Dyson DC17 Animal Vacuum Cleaner, Replace Parts 11710-01-02 and 911710-01 (Pack of 2)
Compatible 2-Pack
★★★★★ 4.8 · 315 reviews Highly Rated
$3.50 per unit when buying 2-pack
Price: budget-friendly · Value score: 7.89
$6.99 $3.50/ea
Buy on Amazon
Vacbelts Dyson DC25 Vacuum Belts 2-Pack; Replaces Dyson DC-25 Part 914006-01 (91400601)
Vacbelts Dyson DC25 Vacuum Belts 2-Pack; Replaces Dyson DC-25 Part 914006-01 (91400601)
Official OEM 2-Pack
★★★★★ 4.55 · 141 reviews Highly Rated
$3.65 per unit when buying 2-pack
Price: budget-friendly · Value score: 6.18
$7.29 $3.65/ea
Buy on Amazon

OEM vs Aftermarket: Side-by-Side

The key question for most buyers: is the official Dyson part worth 0.41× the price compared to a well-reviewed compatible replacement?

Attribute OEM (Dyson) Best Aftermarket
Price $7.29 $17.99
Rating 4.55★ (141 reviews) 4.75★ (2,628 reviews)
Fit type Exact OEM — guaranteed Engineered compatible
Pack options 2-pack available Single
Value score 6.18 2.08
Verdict Recommended — quality gap justifies price Acceptable budget option

🔍 Does Your Dyson DC50 Need a New Drive Belt?

Check any symptoms you're experiencing:

Frequently Asked Questions

How often should I replace the Dyson DC50 drive belt?
Dyson suggests replacing the DC50 drive belt Every 12 months under normal use — sooner with pets or daily heavy use. Signs it's due: Brush roll not spinning. If the DC50 brush bar won't spin but suction is strong, replace the DC50-specific geared belt; a generic flat belt will not fit the geared drive.
My brush roll stopped spinning — is it always the belt?
Not always. First rule out a bare-floor (brush-off) setting and hair jammed around the roller. If the roller is clear and still won't turn while suction is normal, the belt — or the brush gear on geared models — is the likely cause. Check the belt before suspecting the motor.
Do I have to buy the genuine Dyson part, or will a compatible one work?
Yes — a compatible (aftermarket) drive belt works well in the Dyson DC50 as long as it's made for this exact model. Aftermarket options can save up to -146.8% versus the genuine Dyson part. Buy the DC50-specific geared belt; genuine Dyson is safest, and quality aftermarket kits are fine when the listing explicitly names the DC50 (not the DC41/DC65 belt). Clear the housing while you're in there.
How much does a Dyson DC50 drive belt cost?
Compatible drive belt options for the Dyson DC50 start around $6.99, with the genuine Dyson part around $7.29. The prices in the table above are checked against Amazon regularly; multipacks usually cost less per unit.
What's the most common mistake when replacing the DC50 drive belt?
The DC50 mistake is fitting a generic flat rubber belt, which won't drive the geared head. The second is not clearing wound hair from the bar channel before fitting the new belt, which chews it out quickly.
🔧 Replacing it yourself?

Read our step-by-step guide: How to replace the Dyson DC50 drive belt — takes about 5–10 minutes, no tools required.