transmission fluid pump
Worth a lookShows a $2.1M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size
Incredible$2.1M$2.1M/yr · 989K searches
Avg price
Incredible$38.96avg listing price — sweet spot $15–$100
Brand share
Great46%top-5 brand share — no brand owns this niche
Competition
Great31%top-5 click share — an open shelf
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Returns
Good2.3%return rate — above 6% kills the launch gate
Conversion
Good5.4%search→purchase rate — share of searches ending in a sale
Review moat
Good1,027.88avg incumbent reviews — the moat a new listing must climb
Price range
Okay$5.87–$233.77cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-0.9%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, transmission fluid pump is a $2.1M/yr Amazon United States market (989K searches/yr). The top 5 brands hold 46% of demand. Verdict: Worth a look — 70/100.
Data updated Jul 11, 2026 · scored weekly · How we score niches
Market data
- Units sold / yr
- 50K–60K
- avg 500–750/product
- Revenue / yr
- $1.9M–$2.3M
- units × avg price
- Launch success
- 75%
- 12 of 16 new (360d)
- Conversion rate
- 5.4%
- Avg BSR
- #47
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 98%
- Out of stock
- 4.7%
- Avg brand age
- 41 months
- Avg seller age
- 163 days
Competition
Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.Brands
35 falling
Sellers
106
Top-5 brand share
46%
Top 20: 91%
Top-5 click share
31%
Top 20: 73%
Open market
47%
- Slippery Pete13%
- FAITIO9%
- FOUR UNCLES8%
- Jewheg8%
- AIGMlSON8%
- Thorstone7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -0.9% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 57 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Slippery Pete 5cc Hand Pump Transfers Gear Oil Transmission and Differential Fluids From Quart Bottles (Not for Red Line Quarts) (1)
Slippery Pete$10.284.6★9,751 rev
Fluid Pump for Standard Quart Bottles 8cc Per Pump Stroke Transmission Fluid Pump with 3rd Hand Adapter Differential & Transmission FluidTransfer Gear Oil Transmission and Differential Fluid Pump
Jewheg$6.604.4★656 rev
AIGMISON 3L Transmission Fluid Pump Transmission Fluid Hand Pump Automotive Transmission Oil Pump Manual Automotive Oil Filling System
AIGMlSON$27.194.3★396 rev
Thorstone 200cc Automotive Fluid Extractor Pump Manual Oil Change Syringe with 2pcs 22cm PVC Suction Tubes
Thorstone$11.624.3★5,067 rev
VEVOR Transmission Fluid Pump 2 Way ATF Refill System Dispenser Oil and Liquid Extractor 10 Liter Large Capacity Automatic Transmission Fluid Pump Tool Set with 14 Pieces ATF Filler Adapters
VEVOR$66.294.6★569 rev
Newest
by launch date
FOUR UNCLES Transmission Fluid Pump - Manual Fluid Transfer Pump with ATF Adapters for Automotive Use Transmission Fluid Transfer Pump kit
FOUR UNCLES$50.67124 rev
FAITIO 6L Transmission Fluid Pump Pneumatic Fluid Transfer Pump w/ 15 ATF Adapters & 3 Suction Hoses 2-Way Fluid Extractor/Dispenser for Transmission Differential Transfer Case & Gearbox Filling
FAITIO$64.4115 rev
VEVOR Transmission Fluid Pump 8 L Pneumatic Oil Fluid Extractor ATF Refill Dispenser Transfer Pump with 15 ATF Adapters Oil Extractor Dispenser with HDPE Tank for Cars Boats Lawn Mowers
VEVOR$63.06569 rev
BIUIOY Fluid Pump for Standard Quart Bottles 8cc Per Stroke Premium Transmission Fluid Pump with 3rd Hand Adapter and Flexible Tube Transfer Gear Oil Transmission & Differential Fluid (28mm)
BIUIOY$5.8759 rev
Orion Motor Tech Hand Fuel Pump 1L Hand Fluid Transfer Pump for Engine Transmission and Gear Oils Multi-Purpose Oil Pump with 39 in Silicone Hose Precision Fluid Dispensing
Orion Motor Tech$24.1721 rev
Trending
90-day click momentumFOUR UNCLES Transmission Fluid Pump - Manual Fluid Transfer Pump with ATF Adapters for Automotive Use Transmission Fluid Transfer Pump kit
FOUR UNCLES$50.674.4★
Orion Motor Tech Hand Fuel Pump 1L Hand Fluid Transfer Pump for Engine Transmission and Gear Oils Multi-Purpose Oil Pump with 39 in Silicone Hose Precision Fluid Dispensing
Orion Motor Tech$24.173.7★
Portable Fuel Transfer Pump with 47 Hose-High Flow Hand Fuel Pump Battery Powered Siphon Pump for Gasoline Mechanical Fuel Pumps Universal Fit for Gasoline Vehicles Fuel Water TransferAmber
BestCosy$20.084.2★
FAITIO 6L Transmission Fluid Pump Pneumatic Fluid Transfer Pump w/ 15 ATF Adapters & 3 Suction Hoses 2-Way Fluid Extractor/Dispenser for Transmission Differential Transfer Case & Gearbox Filling
FAITIO$64.414.1★
CUSTOM ACCESSORIES Pennzoil 36671 Pennzoil Fluid Transfer Pump - Gallon
Custom Accessories$9.924.4★
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Better Quality”
“Ease of use”
“As advertised”
“The pump works well”
“Good Price”
“It builds pressure quickly”
“Very nice unit which makes oil extraction easy and clean”
“no leakage”
“It fits into tight spaces with no issues”
“Great pump for fuel”
What buyers complain about
“Poor quality control”
“Broke on first use”
“Does not function”
“Does not fit”
“It leaks”
“difficult to operate”
“Doesn't hold pressure”
“No oil, no lube”
“suction power of this is horrible”
“got extremely hot”
Top return reasons
Common questions
- Is transmission fluid pump profitable to sell on Amazon United States?
- The niche generates $2.1M/yr across 57 tracked products. 12 of 16 products launched in the last 360 days are still selling. 90-day search growth is -0.9%. Flapen's verdict: Worth a look (70/100).
- How competitive is the transmission fluid pump niche?
- 35 brands and 106 sellers compete. The top 5 products take 31% of clicks and top 5 brands hold 46% of demand.
- What do buyers complain about in transmission fluid pump?
- Top complaints mined from reviews: Quality-Overall, Durability, Functionality-Overall. The return rate is 2.3%.
- When does demand for transmission fluid pump peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the transmission fluid pump niche?
- Listings span $5.87–$233.77; the average listing price is $38.96 (sweet spot $15–$100). The average incumbent carries 1,028 reviews — the moat a new listing must climb.
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