What percentage of reviews are fake for this product?

28.00% of the analyzed reviews appear to be fake or inauthentic.

What is the authenticity grade for this product?

The product receives a grade of C based on review authenticity analysis.

How many reviews were analyzed?

9 reviews were analyzed for authenticity patterns.

What is the adjusted rating after removing fake reviews?

After removing suspicious reviews, the adjusted rating is 3.40 out of 5 stars.

How does this analysis help consumers?

This analysis helps consumers identify products with manipulated reviews, enabling more informed purchasing decisions based on genuine customer feedback.

Is this product priced fairly on Amazon?

Based on AI price analysis, this product is Unable to compare.

How is this product positioned in the market?

This product is positioned as a Budget option in its category.

2 PCs Universal Mountain Bike Fender, MTB Bicycle Fenders Rear + Front Mountain Bike Mud Guard Fender Set, 11.4" Length 3.5" Width

Name: 2 PCs Universal Mountain Bike Fender, MTB Bicycle Fenders Rear + Front Mountain Bike Mud Guard Fender Set, 11.4" Length 3.5" Width
Brand: Amazon
SKU: B0C5C2P4KN
Availability: InStock
Rating: 3.4 (9 reviews)

ASIN: B0C5C2P4KN

Analysis Date: Nov 12, 2025

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Review Analysis Results

Authenticity Grade

28.00%

Fake Reviews

4.00

Original Rating

3.40

Adjusted Rating

Analysis Summary

The review set shows moderate authenticity concerns with several suspicious patterns. While there are legitimate-sounding reviews with specific details about bike models and installation experiences, there are multiple red flags: Review #3 and #9 are identical duplicates (R259ALYLOVZ154), suggesting potential manipulation. Several 5-star reviews are extremely brief and generic ('Great fender fits perfect', 'Excelente calidad', 'Looks great!') with minimal detail. The rating distribution is polarized with mostly 5-star and a few 1-star reviews, lacking moderate ratings. However, the presence of detailed, specific reviews about actual bike models (2024 YT Decoy MX) and installation experiences provides some balance. The duplicate review is particularly concerning for authenticity.

Review Statistics

Total Reviews on Amazon

-0.60

Rating Difference

Price Analysis

This appears to be a budget-friendly universal fender set for basic mountain bike protection. Given the 4-star rating from 24 reviews, it likely represents decent value in the under-$25 range. Wait for a price drop below $20 for the best value, and compare installation ease reviews against slightly more expensive branded alternatives.

MSRP Assessment

Estimated MSRP: Unknown

Source: Unable to determine

Amazon Price: Unable to compare

Market Position

Positioning: Budget

Alternatives Range: $15-$40

Value: This 2-piece universal fender set offers basic mud protection at an entry-level price point compared to brand-specific or higher-quality alternatives.

Buying Tips

Best Time to Buy: Best prices often in late fall/winter when cycling demand is lower, though inventory may be limited.

Deal Indicators: Look for prices under $20, free shipping, bundled with other bike accessories, or seller coupons.

Watch For: Be wary of prices significantly below $15 (may indicate poor quality) and check shipping costs on low-priced listings.

Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Dec 1, 2025

Understanding This Analysis

What does Grade C mean?

This product has moderate review authenticity concerns. A notable portion of reviews show suspicious patterns. Consider reading reviews carefully before purchasing.

Adjusted Rating Explained

The adjusted rating (3.40 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.00 stars), suggesting positive fake reviews may be inflating the score.

How We Detect Fake Reviews

Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.

Important Limitations

No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.