The 24 best-selling conversion on AliExpress
We picked 24 conversion from AliExpress with real orders and good reviews. Prices go from CHF 1.39 to CHF 616, the average rating is 4.8 stars and the most popular one has 5k orders. Every product opens on AliExpress, where you pay with buyer protection.
Updated: 2026-11
- 1
-58%Steel Trailer Jack Drill Adapter Electric Conversion Kit UniversalCHF 3.95 CHF 9.51★ 4.9 · 5k soldView on AliExpress → - 2
-58%AIRAJ 150MM Vernier Caliper Plastic Digital Caliper, Inch Metric Fraction Conversion, Large LCD DispCHF 5.80 CHF 13.65★ 4.7 · 2.5k soldView on AliExpress → - 3
-54%Portable Conversion USB Battery Clip DC 12V To AC 220V Car Mounted Solar Inverter 220W PowCHF 10.18 CHF 22.08★ 4.6 · 2.1k soldView on AliExpress → - 4
-17%Adapter XT60 Male / Female To XT90 Male / Female Connector Conversion AdapterCHF 1.39 CHF 1.67★ 4.8 · 973 soldView on AliExpress → - 5
-67%1.5-13mm Drill Chuck,1/2-20UNF Mount Impact Driver Bits Chuck Conversion Hex Shank/SDS-Plus Socket SquareCHF 7.92 CHF 23.99★ 4.8 · 791 soldView on AliExpress → - 6
-50%Quick-Release Drill Conversion ChuckCHF 15.01 CHF 30.03★ 4.9 · 620 soldView on AliExpress → - 7
-52%M14 M10 Angle Grinder Adapter Grooving Machine Adapter Conversion Kit Flange Metal Lock Nuts Slotting 125 150CHF 5.29 CHF 11.02★ 4.9 · 483 soldView on AliExpress → - 8
-21%Ebike Motor Kit High Speed Brushless Gear Hub 36V 48V 350W 500W Electric Bike Conversion FCHF 173 CHF 218★ 4.7 · 449 soldView on AliExpress → - 9
-67%1.5-10mm Drill Chuck,3/8-24UNF Mount Impact Driver Bits Chuck Conversion Hex Shank/SDS-Plus Socket SquareCHF 4.69 CHF 14.21★ 4.7 · 383 soldView on AliExpress → - 10
-34%Electric Bike Conversion Kit Rear Front Wheel Motor 36V 48V 1000W 500W 350W 250W Kit BicicCHF 179 CHF 270★ 4.6 · 275 soldView on AliExpress → - 11-63%M14 M10 Angle Grinder Adapter Grooving Machine Adapter Conversion Kit Flange Metal Lock Nuts Slotting 125 150CHF 6.19
CHF 16.73★ 4.7 · 154 soldView on AliExpress → - 12
-53%Drill Chuck Quick Change Adapter 1/2-20UNF 3/8-24UNF Thread Impact Wrench Conversion SDS-Plus Hex Socket SquarCHF 1.89 CHF 4.05★ 4.8 · 113 soldView on AliExpress → - 13
-53%1 Set 10mm Electric Drill To Angle Grinder Adapter Connecting Rod Steel Conversion ToolCHF 2.35 CHF 5.01★ 4.8 · 105 soldView on AliExpress → - 14
-34%Bafang 750W Motor BBS02B BBS02 Ebike Conversion Kit Electric Bicycle Mid Drive Engine 48VCHF 367 CHF 559★ 5.0 · 99 soldView on AliExpress → - 15
-52%6 PCS Socket Adapter 1/4" 3/8" 1/2" Adapter Set Chrome Vanadium Steel Ratchet/Socket Conversion KitCHF 7.05 CHF 14.84★ 4.9 · 97 soldView on AliExpress → - 16
-51%Reciprocate Saw Adapter Electric Power Drill Attachment Portable Conversion Converter Jig CutCHF 11.29 CHF 23.06★ 4.7 · 88 soldView on AliExpress → - 17
-50%1/4 3/8 1/2 3/4 Air Impacts Wrench Conversion Socket Joint Ratchet Drive Adapter Adapter Socket Adapter RepairCHF 1.92 CHF 3.84★ 5.0 · 83 soldView on AliExpress → - 18
-31%5Piece Extended Wheel Studs Conversion Tall Lug (Nut) Wheel Bolts Screw Adapter Kit(M12x1.5-12x1.25 14x1.5-14xCHF 11.16 CHF 16.07★ 4.9 · 75 soldView on AliExpress → - 19
-53%4pcs Impact Socket Adapter 1/4" 3/8" 1/2" Impact Driver Conversions Conversion Socket Reducer Locking SocketCHF 4.61 CHF 9.87★ 4.9 · 71 soldView on AliExpress → - 20
-21%Kunray Electric Bike Brushless Motor with Controller Conversion Kits 36V 1000w with PedalCHF 107 CHF 136★ 4.8 · 64 soldView on AliExpress → - 21
-32%Varstrom 1000W 750W 500W Mid Drive Kit Electric Bicycle Conversion Kit TSDZ16 TSDZ TSDZ2BCHF 309 CHF 458★ 4.9 · 62 soldView on AliExpress → - 22
-29%Bafang 48V 52V 1000W CAN Motor BBSHD Ebike Conversion Kit Electric Bicycle Mid Drive EnginCHF 616 CHF 870★ 5.0 · 55 soldView on AliExpress → - 23
-56%Digital Vernier Caliper 6 inch 0-150mm LCD Display Inch Metric Conversion High Precision Measurement ToolCHF 7.81 CHF 17.76★ 4.6 · 52 soldView on AliExpress → - 24
-15%Sea Fishing Electric Reel Battery Spare Parts Transfer Bracket Electric Winch Battery Conversion BracketCHF 9.59 CHF 11.29★ 5.0 · 45 soldView on AliExpress →
Quick picks
Most popularSteel Trailer Jack Drill Adapter Electric Conversion Kit UniversalCHF 3.95 · ★ 4.9 · 5k soldBest ratedBafang 750W Motor BBS02B BBS02 Ebike Conversion Kit Electric Bicycle Mid Drive ECHF 367 · ★ 5.0 · 99 soldCheapest well ratedAdapter XT60 Male / Female To XT90 Male / Female Connector Conversion AdapterCHF 1.39 · ★ 4.8 · 973 soldBiggest discount130X Ebike Thumb Throttle for Bafang Mid Drive Motor E-bike Conversion Kits 250WCHF 3.12 · ★ 4.8 · 38 sold
How much to pay
- Budget up to CHF 7.81 16
- Mid-range CHF 7.81 – CHF 61.18 15
- Premium over CHF 61.18 14
Tip: read the latest buyer photos on AliExpress and check the size or model before you order. Products with many orders and a rating of 4.7 or more are usually the safest choice.
Questions
What is the best-selling conversion?
The most popular one is "Steel Trailer Jack Drill Adapter Electric Conversion Kit Universal", with 5k orders.
How much does a conversion cost?
In this list prices go from CHF 1.39 to CHF 616; half of them cost less than CHF 11.16.
Which conversion has the best reviews?
"Bafang 750W Motor BBS02B BBS02 Ebike Conversion Kit Electric Bicycle Mid Drive Engine 48V" has an average of 5.0 stars with many orders.
Are there discounts?
Yes. On average these products are 38% below their original price on AliExpress. Prices change often.
Prices and ratings come from AliExpress and can change. We may earn a commission when you buy through our links, at no extra cost to you.