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Gearbox Oil

a small market ($32K/yr) — Gearbox Oil doesn't clear our bar today.

Flapen Score

47
Skip it

Ranks 452 of 811 Automotive niches · −2 vs the category median of 49

Market size 8Growth 24Conversion 51Competition 73Returns 91Price range 77Avg price 70Brand share 39Review moat 82Quality gap 15
This niche Category average · 811 niches

Is Gearbox Oil profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Gearbox Oil is a £32K/yr Amazon United Kingdom market (53K searches/yr). The top 5 brands hold 82% of demand. Verdict: Skip it — 47/100.

Gearbox Oil: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -2.1% over the last 90 days and 4.2% of searches end in a purchase.

£32K

revenue / yr

Units sold / yr3K
Search volume / yr-2.1%53K
Conversion rate4.2%
Avg price£14.44

Who owns the niche?

The top 5 brands hold 82% of demand, so 18% of the market is open.

18%

open market share

Brands · sellers11 · 44
Top-5 product click share41%
Open market18%
Avg brand age93 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.8★ — the gap to enter on.

0/100

page quality · 39 products

Sponsored placement56%
New entrants (1y)1· 0 succeeded
Avg rating4.8★
Avg reviews366

Top Gearbox Oil products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.

£0£953£2K£3K£4K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

11 flat

Sellers

44

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

41%

Top 20: 79%

Open market

14%

  • Castrol36%
  • Comma15%
  • febi bilstein14%
  • Liqui Moly12%
  • Carlube5%
  • TotalEnergies5%
  • Open — no brand owns it (5 brands, 14%)

Gearbox Oil demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume53KCVR4.2%Products39Brands11Top 5 Brands82%OOS Rate0.0%Rating4.8★Reviews366Avg BSR#64
2K1KMar '26Mar '26Apr '26May '26May '26Jun '26Jul '26

Top Gearbox Oil search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • gearbox oil26K/yr
  • gear oil9K/yr
  • transmission oil8K/yr
  • 75w80 gearbox oil6K/yr
  • gear box oil4K/yr

What reviews say buyers love and hate about Gearbox Oil

What buyers mention most, as a share of all reviews.

What buyers love

96% of reviews
Quality-Overall36%

Good quality

Value For Money21%

reasonable price

Advertised Vs Actual Product17%

Does the job

Lubrication11%

Good oil & quite easy to pour out

Soft Feel3%

it's unbelievable how smooth it is

What buyers complain about

88% of reviews
Value For Money25%

Little more expensive than some alternatives

Lubrication25%

probably neglected gearbox oil services

Compatibility-Overall13%

Not compatible with my car

Product Condition13%

Brought as sold

Spray/Flow13%

squeeze nozzle was hard work due to fill hole location

Gearbox Oil return rate & reasons

Why buyers send it back, as a share of all return requests.

1.2%

Return rate

13%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Compatibility-Overall
58%
2Leak-Proof
9%
3Advertised Vs Actual Product
9%
4Certifications
5%
5Size-Overall
4%

Common Gearbox Oil questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Gearbox Oil 47/100 on Amazon United Kingdom — Skip it. The niche generates £32K/yr across 39 tracked products. 0 of 1 products launched in the last 360 days are still selling. Search demand moved -2.1% over the last 90 days.
Gearbox Oil buyers on Amazon United Kingdom complain most about Value For Money, Lubrication, Compatibility-Overall, the themes mined from the niche's reviews. Its return rate is 1.2%.