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USA Standard Gear (ZG GM8.5-538) Ring & Pinion Gear Set for GM 8.5 Differential
AMAZON.COM
Price
$ 130.43
Last price was updated on: 19th Dec 2025, 05:39 AM
Pricing Analytics & Buying Assistance
Price Score:
Excellent!
Poor
Average
Good
Excellent
Current Price
$130.43
$69.23
Lowest
$293.63
Highest
Buying Advice:
Excellent! Buy now. 67% chance price goes up. Buy soon.
Excellent! Buy now. 67% chance price goes up. Buy soon.
Price History Benchmarks
Lowest Ever
$69.23
26th Dec 2017
Highest Ever
$293.63
13th Jun 2025
Average Price
$177.31
394 data points
Last 3M Low
$130.43
19th Dec 2025
Last 6M Low
$130.43
19th Dec 2025
Last 12M Low
$130.43
19th Dec 2025
Price History Chart
Product Variants
Product Technical Information
| Product Code | B0078UAIUW |
|---|---|
| Market Place | amazon.com |
| Market Place Name | Amazon.com |
| Brand Name | USA Standard Gear |
| Rating | 4.4 ( 1072 ratings ) |
| Category | Differential Rings & Pinions |
| Manufacturer | USA Standard Gear |
| Model Number | ZG GM8.5-538 |
| Item Dimensions | 6 x 12 x 16 inches |
Frequently Asked Questions
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What is the lowest price ever for this product?The lowest price for USA Standard Gear ZG GM85-538 Ring amp Pinion Gear Set for GM 85 Differential was $69.23 on 26th Dec 2017. This is the best recorded deal so far.
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What is the highest price ever for this product?The highest price for USA Standard Gear ZG GM85-538 Ring amp Pinion Gear Set for GM 85 Differential was $293.63 on 13th Jun 2025. Prices have dropped since then.
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What is the average price of this product?The average price for USA Standard Gear ZG GM85-538 Ring amp Pinion Gear Set for GM 85 Differential is $177.31 (394 data points). This helps you compare current deals.
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What is the lowest price in the last 3 months?In the last 3 months, USA Standard Gear ZG GM85-538 Ring amp Pinion Gear Set for GM 85 Differential reached a low of $130.43 on 19th Dec 2025. Recent price trends may help you decide when to buy.
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Should I buy this product now?Buy now. The price is excellent compared to its history. 67% chance price goes up. Price may increase soon.