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Advance Auto Parts ShopAll Auto PaintATV Parts & AccessoriesAuto Paint ChemicalsAuto Repair ToolsAutomotive ElectricalAutomotive GreasesAutomotive OilsAutomotive Paint by BrandAutomotive Paints and CoatingsBody Fillers and PuttiesBody Hardware & Grommet KitsEngine & Powertrain Replacement PartsFork LiftsJeep PartsJeep Winches & RecoveryMaintenance EquipmentMechanics ToolsMotor OilReplacement Auto PartsRoad Trip Oil, Fluids & FiltersShop Automotive Paint by Color and FinishTouch Up Paint by Vehicle MakeTowing Hitches, Winches & AccessoriesTrack Day Tools & EquipmentTractor PaintUTV Parts & Accessories
Reducer Ratio(16)
Uses item details. Price when purchased online
28:1 Reduction Ratio Worm Speed Reducer for 5204 Motor Internal Drive Accessories with 28 Teeth Brass Worm Wheel and 6mm Hex Bore Gear Shaft $23.57

$2357
current price $23.5728:1 Reduction Ratio Worm Speed Reducer for 5204 Motor Internal Drive Accessories with 28 Teeth Brass Worm Wheel and 6mm Hex Bore Gear Shaft
Vowen Worm Speed Reducer 28:1 Gear Reduction Ratio Motor Internal Drive Accessories with 28 Teeth Worm Wheel 6mm Hex Hole Bore Gear Shaft Brass Stainless Steel $21.93

$2193
current price $21.93Vowen Worm Speed Reducer 28:1 Gear Reduction Ratio Motor Internal Drive Accessories with 28 Teeth Worm Wheel 6mm Hex Hole Bore Gear Shaft Brass Stainless Steel
Reduced price, NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 7.5_IEC FLANGE 71B5 $116.97 Was $137.33
Reduced price

Now$11697
current price Now $116.97, Was $137.33$137.33
NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 7.5_IEC FLANGE 71B5
2X Stainless Steel Worm Tin Bronze Gear Wear 1:90 Reduction Ratio Large $68.00

$6800
current price $68.002X Stainless Steel Worm Tin Bronze Gear Wear 1:90 Reduction Ratio Large
Abbraccia Right Angle Gearbox Bevel Gear Reducer Transmission Module 6mm Shaft 1 to 1 Ratio for Hobby Builds and Prototypes $50.17

$5017
current price $50.17Abbraccia Right Angle Gearbox Bevel Gear Reducer Transmission Module 6mm Shaft 1 to 1 Ratio for Hobby Builds and Prototypes
Mini Horizontally Opposed Four-Cylinder Steam Engine Model with Gearbox - Complete Kit for Small Model Ships, Walschaerts Valve Gear Physics Educational Toy From $44.88

15 options
Available in additional 15 optionsFrom$4488
Mini Horizontally Opposed Four-Cylinder Steam Engine Model with Gearbox - Complete Kit for Small Model Ships, Walschaerts Valve Gear Physics Educational Toy
Premium Worm Speed Reducer 28:1 Reduction Ratio Motor Internal Drive Accessories with 28 Teeth Worm Wheel and 6mm / 0.24 inches Bore Hex Hole Gear Shaft for Mechanical Gears Replacement Parts $24.57

$2457
current price $24.57Premium Worm Speed Reducer 28:1 Reduction Ratio Motor Internal Drive Accessories with 28 Teeth Worm Wheel and 6mm / 0.24 inches Bore Hex Hole Gear Shaft for Mechanical Gears Replacement Parts
Orvunela Worm Speed Reducer 28:1 Reduction Ratio Motor Drive Gear Set with 28 Teeth Worm Wheel $21.40

$2140
current price $21.40Orvunela Worm Speed Reducer 28:1 Reduction Ratio Motor Drive Gear Set with 28 Teeth Worm Wheel
Reduced price, NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 7.5_IEC FLANGE 71B14 $116.97 Was $137.33
Reduced price

Now$11697
current price Now $116.97, Was $137.33$137.33
NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 7.5_IEC FLANGE 71B14
Sew Eurodrive R107R77D 2 HP Ratio:369 Gear Reducer NEW $2,790.00

$2,79000
current price $2,790.00Sew Eurodrive R107R77D 2 HP Ratio:369 Gear Reducer NEW
Felmuzaro Worm Speed Reducer 28:1 Reduction Ratio Worm Wheel and 6mm Bore Gear Shaft Set $21.38

$2138
current price $21.38Felmuzaro Worm Speed Reducer 28:1 Reduction Ratio Worm Wheel and 6mm Bore Gear Shaft Set
Reduced price, NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 7.5_IEC FLANGE 56B5 $116.97 Was $137.33
Reduced price

Now$11697
current price Now $116.97, Was $137.33$137.33
NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 7.5_IEC FLANGE 56B5
Sew Eurodrive K76DT90 2HP Ratio:108.51 Gear Reducer NEW $1,723.00

$1,72300
current price $1,723.00Sew Eurodrive K76DT90 2HP Ratio:108.51 Gear Reducer NEW
NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 10_IEC FLANGE 71B5 $116.97

$11697
current price $116.97NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 10_IEC FLANGE 71B5
NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 10_IEC FLANGE 71B14 $116.97

$11697
current price $116.97NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 10_IEC FLANGE 71B14
NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 100_IEC FLANGE 71B14 $116.97

$11697
current price $116.97NMRV040 1:5/7.5/10/15/20/25/30/40/50/60/80/100 Ratio Input shaft 9mm or 11mm or 14mm out shaft 90 degree Worm Gearbox Reducer - RATIO 100_IEC FLANGE 71B14
Other options to consider(355)
M Buder 2Pcs Amp Input Reducer Adapter 0 Gauge to 4 Gauge High Power Brass Nickel Plated for Car Audio Systems, 1.85 inches / 47 mm Length $11.08

$1108
current price $11.08M Buder 2Pcs Amp Input Reducer Adapter 0 Gauge to 4 Gauge High Power Brass Nickel Plated for Car Audio Systems, 1.85 inches / 47 mm Length
Black Friday Deal, CURT 45405 Trailer Hitch Receiver Adapter Reducer Sleeve, 2-1/2 to 2-in From $8.00
Black Friday Deal

2 options
Available in additional 2 optionsFrom$800
CURT 45405 Trailer Hitch Receiver Adapter Reducer Sleeve, 2-1/2 to 2-in
4.5 out of 5 stars
1/0 AWG to 4 AWG Amp Input Reducers, Car Audio Amplifier Wire Terminals, High Power Adapter for Car Stereo Installation, RT33 $12.99

$1299
current price $12.991/0 AWG to 4 AWG Amp Input Reducers, Car Audio Amplifier Wire Terminals, High Power Adapter for Car Stereo Installation, RT33
In 50+ people's carts, Bondo Body Filler, 00261ES, 14 fl. oz. $13.88 99.1 ¢/oz
In 50+ people's carts

$1388
current price $13.8899.1 ¢/oz
Bondo Body Filler, 00261ES, 14 fl. oz.
4.4 out of 5 stars
Baguer 2 Pack 1/0 to 4 Gauge Amp Input Reducer, Brass Nickel Plated Battery Terminal Adapter with Hex Wrench for Car Audio Systems, Red and Black $13.20 Was $15.19

Now$1320
current price Now $13.20, Was $15.19$15.19
Baguer 2 Pack 1/0 to 4 Gauge Amp Input Reducer, Brass Nickel Plated Battery Terminal Adapter with Hex Wrench for Car Audio Systems, Red and Black
Industrial Reducer Module 12V/24V to 5V 5A Output Rectification Power Converter for Car Electronics Portable Device $10.75

$1075
current price $10.75Industrial Reducer Module 12V/24V to 5V 5A Output Rectification Power Converter for Car Electronics Portable Device
Clearance, FOMIYES 24V to 12V 30A DC Converter Voltage Reducer Module, High -Down Regulator for Car, Truck, RV, Black Compact $18.30 Was $20.56
Clearance

Now$1830
current price Now $18.30, Was $20.56$20.56
FOMIYES 24V to 12V 30A DC Converter Voltage Reducer Module, High -Down Regulator for Car, Truck, RV, Black Compact
Aestri 28:1 Worm Speed Reducer Set with 28T Worm Wheel and 6mm Hex Gear Shaft $21.95

$2195
current price $21.95Aestri 28:1 Worm Speed Reducer Set with 28T Worm Wheel and 6mm Hex Gear Shaft
Audiopipe PB-P102 1/0-GA Amp Input Reducer With Offset Stub Aluminum Alloy Pair $23.99

$2399
current price $23.99Audiopipe PB-P102 1/0-GA Amp Input Reducer With Offset Stub Aluminum Alloy Pair
SUR&R Auto Parts K165 3/8" - 5/16" Nylon to Nylon Reducer - 2 Pack $17.42

$1742
current price $17.42SUR&R Auto Parts K165 3/8" - 5/16" Nylon to Nylon Reducer - 2 Pack
Clearance, Moluckfu Car Audio Input Reducer, Plated Terminal Block Adapter for Efficient Sound Transmission $7.40 Was $10.42
Clearance

Now$740
current price Now $7.40, Was $10.42$10.42
Moluckfu Car Audio Input Reducer, Plated Terminal Block Adapter for Efficient Sound Transmission
House Of Kolor RU312-Q00 Reducer, 1 qt Can, Slow Speed/85 to 95 deg F $63.23

$6323
current price $63.23House Of Kolor RU312-Q00 Reducer, 1 qt Can, Slow Speed/85 to 95 deg F
Russell Performance -6 AN to -8 AN Coupler Reducer $15.95

$1595
current price $15.95Russell Performance -6 AN to -8 AN Coupler Reducer
Audiopipe 1/0 Gauge Amp Input Reducer with Offset Stub $30.19

$3019
current price $30.19Audiopipe 1/0 Gauge Amp Input Reducer with Offset Stub
House Of Kolor RU313-Q00 Reducer, 1 qt Can, Very Slow Speed/95 to 100 deg F $58.52

$5852
current price $58.52House Of Kolor RU313-Q00 Reducer, 1 qt Can, Very Slow Speed/95 to 100 deg F
Gates 26390 Hose I.D. Reducers $13.99

$1399
current price $13.99Gates 26390 Hose I.D. Reducers
5 out of 5 stars
Baguer 36/48 Voltage to 12 Voltage Reducer 30 Amp for Golf Cart Dc Converter,Simple Operation, One Step Use, Save Your Time $96.50

$9650
current price $96.50Baguer 36/48 Voltage to 12 Voltage Reducer 30 Amp for Golf Cart Dc Converter,Simple Operation, One Step Use, Save Your Time
NMRV040 Worm Gear Gearbox, 14mm Input Shaft, 18mm Output Shaft, 10:1 Reduction $102.00

$10200
current price $102.00NMRV040 Worm Gear Gearbox, 14mm Input Shaft, 18mm Output Shaft, 10:1 Reduction
HPS AN919-15 AN Male To Male Reducer Union Coupler Adapter Fitting, Aluminum, Size: AN-10 to AN-8, Angle: Straight, Black $15.54

$1554
current price $15.54HPS AN919-15 AN Male To Male Reducer Union Coupler Adapter Fitting, Aluminum, Size: AN-10 to AN-8, Angle: Straight, Black
DAS COMPANIES FR3 Friction Reducer 32 oz $31.24

$3124
current price $31.24DAS COMPANIES FR3 Friction Reducer 32 oz
4.9 out of 5 stars
Grow Automotive GRO-1270-4 Compliant Reducer - Medium $34.78

$3478
current price $34.78Grow Automotive GRO-1270-4 Compliant Reducer - Medium
Reducer High Performance Medium - Low VOC DTMHPRMQ $24.32

$2432
current price $24.32Reducer High Performance Medium - Low VOC DTMHPRMQ
28:1 Worm Speed Reducer Gear Set with 28-Tooth Brass Wheel and Stainless Steel 0.24 in / 6 mm Hex Bore Shaft, 0.94 in / 24 mm Center Distance for 5204-0001-0002 Motor Drive $25.57

$2557
current price $25.5728:1 Worm Speed Reducer Gear Set with 28-Tooth Brass Wheel and Stainless Steel 0.24 in / 6 mm Hex Bore Shaft, 0.94 in / 24 mm Center Distance for 5204-0001-0002 Motor Drive
DC12V-24V to 3V 5A 15W Converter Voltage Reducer Regulator Transformering Power Supply Modules for LED Lights $11.61

$1161
current price $11.61DC12V-24V to 3V 5A 15W Converter Voltage Reducer Regulator Transformering Power Supply Modules for LED Lights
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