GT5-MC03 GT5-MC04D HiTorque price history, checked Nov 14, 2026: Good price. $329.99 is 8% below the $359.99 it normally sells for, and the lowest we've seen in 145 days.

GT5-MC03 GT5-MC04D HiTorque 400ftlb BIGBearing Billet Pulley PTO Clutch | Larger Bearing & Solid Steel Machined Billet Pulley Replaces Ogura GT5MC03 GT5MC04D OEM Upgrade
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Good price
$329.99 is 8% below the $359.99 it normally sells for, and the lowest we've seen in 145 days.
- Now
- $329.99
- Normally
- $359.99
- Lowest in 145 days
- $329.99(Nov 14)
- Highest
- $395.99
Where today's price sits
Prices change. Confirm the price on Amazon before you buy. TrackPin may earn a commission if you buy, at no cost to you; it never changes a verdict.
Amazon price jumps and real deals, posted on X: @trackpindeals (opens in a new tab)
The listing's crossed-out price
Holds upThe listing shows
crossed out: Typical $359.99 −8%
Against its normal price
−8% vs $359.99
Typical $359.99 (−8%) holds up: today's price is 8% below normal.
The crossed-out price is the reference shown on the listing. We don't know how it was set; we only compare it with prices we've observed. How we check →
Price history
Tracked since Jun 22 · 145 days · 3 price changes
Ahead of Black Friday 2026 (Nov 27), it is already 8% below its normal price of $359.99. GT5-MC03 GT5-MC04D HiTorque 400ftlb BIGBearing Billet Pulley PTO… price history, checked Nov 14, 2026: current price $329.99, normal (typical) price $359.99, average $365.07 over 145 days, lowest $329.99 (Nov 14, 2026), highest $395.99 (Jun 23, 2026).
Loading the price chart.
- Price
- Not checked for 3+ days
- Normal $359.99
- 5% or more below normal
How often does it drop below normal?
In the 145 days we've tracked it, this is the first time it has stayed 5% or more below today's normal price for an hour or more. It has been below normal for about 1 day so far.
A count of what happened, not a prediction.
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Get this as JSONThe same verdict and prices, from the TrackPin API.
curl https://trackpin.co/api/v1/product/B0D33P1J65 \
-H "x-api-key: $TRACKPIN_API_KEY"const res = await fetch("https://trackpin.co/api/v1/product/B0D33P1J65", {
headers: { "x-api-key": process.env.TRACKPIN_API_KEY },
});
const product = await res.json();
console.log(product.verdict.label, product.price.reference_cents);import os, requests
r = requests.get(
"https://trackpin.co/api/v1/product/B0D33P1J65",
headers={"x-api-key": os.environ["TRACKPIN_API_KEY"]},
)
product = r.json()
print(product["verdict"]["label"], product["price"]["reference_cents"])This is exactly what the API returns for this product. Free keys include 100 requests a day.
Request a key{
"asin": "B0D33P1J65",
"title": "GT5-MC03 GT5-MC04D HiTorque 400ftlb BIGBearing Billet Pulley PTO Clutch | Larger Bearing & Solid Steel Machined Billet Pulley Replaces Ogura GT5MC03 GT5MC04D OEM Upgrade",
"image": "https://m.media-amazon.com/images/I/71ioK-Tr8tL._AC_SL500_.jpg",
"currency": "USD",
"category": "BISS Basic",
"category_label": "Industrial & Scientific",
"in_stock": true,
"price": {
"current_cents": 32999,
"reference_cents": 35999,
"discount_pct": 8.33,
"is_deal": true,
"observed_at": 1794697045807,
"changed_at": 1794617949468,
"checked_at": 1794697045807,
"source": "stored"
},
"verdict": {
"label": "good",
"text": "Good price",
"pct_vs_normal": 8.33,
"evidence": "strong",
"stale": false,
"suspect": false,
"steady_since": null,
"sentence": "Good price. $329.99 is 8% below the $359.99 it normally sells for, and the lowest we've seen in 145 days."
},
"listing_claim": {
"label": "Typical:",
"listing_reference_cents": 35999,
"claimed_pct": 8,
"real_pct": 8.33,
"class": "holds_up",
"observed_at": 1794618195054
},
"stats": {
"min_cents": 32999,
"max_cents": 39599,
"avg_cents": 36507,
"history_days": 145,
"price_levels": 202,
"price_changes": 3,
"distinct_prices": 4,
"lowest_at": 1794617949468
},
"history": [
{
"price_cents": 35999,
"from": 1785303763461,
"to": 1785303763461
},
{
"price_cents": 35999,
"from": 1785305329249,
"to": 1785305329249
},
{
"price_cents": 35999,
"from": 1785309216481,
"to": 1785309216481
},
{
"price_cents": 35999,
"from": 1785312516127,
"to": 1794614330724
},
{
"price_cents": 32999,
"from": 1794617949468,
"to": 1794697045807
}
],
"last_seen": 1794697045807
}
// … 197 more steps in the full responseNormal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.