Is rear differential profitable to sell on Amazon United States?

The niche generates $72K/yr across 67 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is -14.8%. Flapen's verdict: Skip it (43/100).

How competitive is the rear differential niche?

28 brands and 118 sellers compete. The top 5 products take 31% of clicks and top 5 brands hold 50% of demand.

What do buyers complain about in rear differential?

Top complaints mined from reviews: Size-Overall, Advertised Vs Actual Product, Quality-Overall. The return rate is 6.7% — above our launch gate.

When does demand for rear differential peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the rear differential niche?

Listings span $6.70–$856.72; the average listing price is $328.80 (sweet spot $15–$100). The average incumbent carries 194 reviews — the moat a new listing must climb.

rear differential

Skip it

Weak search conversion (0.1%) — this niche doesn't clear our bar today.

Review moat

Great194.07

avg incumbent reviews — the moat a new listing must climb

Brand share

Great50%

top-5 brand share — no brand owns this niche

Competition

Great31%

top-5 click share — an open shelf

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Avg price

Okay$328.80

avg listing price — sweet spot $15–$100

Returns

Bad6.7%

return rate — above 5% kills the launch gate

Market size

Bad$72K

$72K/yr · 169K searches

Growth

Bad-14.8%

90-day search growth — must beat 0% to launch

Price range

Bad$6.70–$856.72

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Bad0.1%

search→purchase rate — share of searches ending in a sale

Signals No Dominant Brand High Returns High Price

According to Flapen's Amazon United States niche tracking, rear differential is a $72K/yr Amazon United States market (169K searches/yr). The top 5 brands hold 50% of demand. Verdict: Skip it — 43/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

rear differential market data

Units sold / yr: 250–500; avg 0–100/product
Revenue / yr: $82K–$164K; units × avg price
Conversion rate: 0.1%
Avg BSR: #318
Page quality: 0%
Prime: 93%
Sponsored: 84%
Out of stock: 0.8%
Avg brand age: 53 months
Avg seller age: 174 days

Competition & brand share

Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.

Brands

28 rising

Sellers

118

Top-5 brand share

50%

Top 20: 95%

Top-5 click share

31%

Top 20: 62%

Open market

45%

Yukon Gear & Axle15%
A-Premium13%
Motive Gear8%
GELUOXI8%
USA Standard Gear6%
DOFOCH5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -14.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top rear differential search terms

rear differential54K/yr -23.8%0.2% conv.
differential33K/yr -3.7%0.1% conv.
diferencial trasero completo18K/yr +4.1%0.1% conv.
rear differential rebuild kit18K/yr -11.4%0.1% conv.
rear end11K/yr -14.1%0.1% conv.
limited slip differential11K/yr -18.5%0.1% conv.
diferencial trasero7K/yr -34.5%0.1% conv.
diferencial6K/yr -5.8%0.0% conv.
automotive replacement differential assembly kits5K/yr -12.7%0.4% conv.
rear differential assembly4K/yr -26.7%0.1% conv.

All search terms

Top rear differential products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Yukon Dura Grip Limited Slip for GM 8.5 & 8.6 Diff 2.73 & Up Ratio 30 Spline

Yukon Gear & Axle$360.454.7★1,654 rev

A-Premium Differential Case Kit Assembly with Bearing Fit for Chevy and GMC 8.5 8.6 10 bolt 30 spline & 2.73-5.13 Ratios - Silverado 1500 Tahoe Suburban Avalanche Sierra Yukon Escalade

A-Premium$157.424.0★38 rev

Fexhull Rear 8.5 and 8.6 Differential Case Kit Assembly with Differential Bearing Open Differential Fit for Cadillac GMC Chevy with 30 spline 10 bolt Axles & 2.73-5.13 Ratios

Fexhull$140.944.4★16 rev

GDUKOP 38300-4BF0A Rear Carrier Differential Assembly Final Drive Assembly AWD Compatible with Nissan Murano 2015-2024 Rogue 2014-2019 Qashqai 2017-2020 2.0L 2.5L 3.5L Replace# 383004BF0A 240277FV0A

GDUKOP$542.834.1★7 rev

Rear Differential Ass AWD 5.173 Ratio Fits for Murano 15-24 Rogue 14-20

GELUOXI$584.004.4★9 rev

Newest

by launch date

CV6W4B025DF Rear Differential Assembly Fit for Ford Escape Kuga 1.5T/1.6T/2.0T 2013-2019 for Edge 2.0T AWD 2007-2021 for Fusion 2013-2020 for Lincoln MKC 2015-2019 for MKZ 2.0L 2013-2020 Replace

JANLESGMGO$700.842 rev

5mo ago

GDUKOP 38300-4BF0A Rear Carrier Differential Assembly Final Drive Assembly AWD Compatible with Nissan Murano 2015-2024 Rogue 2014-2019 Qashqai 2017-2020 2.0L 2.5L 3.5L Replace# 383004BF0A 240277FV0A

GDUKOP$542.837 rev

9mo ago

38300-4BF0A Rear Differential Assembly AWD Ratio 5.173 Fit for Nissan Murano 2015-2021 Murano 2015-2021 Rogue 2014-2020 Rogue Sport 2017-2021 Qashqai 2017-2020 Replaces 240277FV0A 440-59434

JANLESGMGO$545.478 rev

11mo ago

DOFOCH 40048044 19244836 Limited-Slip Differential Locker with Bearing for Chevy and GMC 8.5 8.6 10 bolt 30 spline Tahoe Yukon Avalanche Silverado 1500 HD Escalade 2.73-5.13 And-Up Ratios

DOFOCH$156.431 rev

1y ago

Rear Differential Assy 3.727 Gear Ratio Replacement for 2003-2009 Toyota 4Runner FJ Cruiser 4.0L 4218160120 4218160130 Flynsu

Flynsu$770.880 rev

1y ago

What buyers say about rear differential

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall24%

“Everything is fitting like it should”

Quality-Overall16%

“Good quality”

Efficiency12%

“Works perfectly”

Value For Money11%

“This is well worth the price”

Advertised Vs Actual Product8%

“Does the job”

Assembly/Installation4%

“Easy to install”

Functionality-Overall3%

“It did work”

Durability3%

“Durable”

Product Condition2%

“Looks new”

Noise Level2%

“No abnormal noises”

What buyers complain about

Size-Overall20%

“Was to small”

Advertised Vs Actual Product10%

“Part did not fit as described”

Quality-Overall10%

“seem very low quality”

Compatibility-Overall10%

“Not compatible”

Leak-Proof7%

“started leaking again”

Assembly/Installation5%

“caught it. once installed unfortunately”

Durability5%

“breaks easy I guess”

Defective Material/Parts5%

“Defective when taking pin out to install”

Magnetic Strength/Adsorption3%

“I didnt trust the magnet to be strong enough not to move by not glueing it down”

Strength3%

“The old parts are the weakest”

Top return reasons

Size-Overall41%

Defective Material/Parts14%

Compatibility-Overall14%

Advertised Vs Actual Product10%

Noise Level4%

Functionality-Overall4%

Assembly/Installation2%