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Solid Input Shaft Inline Helical Reducers

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#41163
652B-6.3
Boston Gear 30223222 652B-6.3 helical speed reducer with 6.3:1 ratio. This single-stage helical gearbox is designed for general industrial power transmission applications requiring efficient right-angle or inline speed reduction. The cast iron housing provides durability and vibration dampening in continuous-duty environments.
Brand Boston Gear
Model 652B-6.3
$8,718.57 Each
Free Shipping orders over $100
#41228
652B-12.5
Boston Gear 30223290 652B-12.5 helical speed reducer with 12.5:1 ratio. This single-stage helical reducer features a cast iron housing and is designed for general industrial power transmission applications requiring efficient right-angle or inline speed reduction.
Brand Boston Gear
Model 652B-12.5
$8,718.57 Each
Free Shipping orders over $100
#41237
622B-16
Boston Gear 30223302 622B-16 helical speed reducer with 16:1 ratio. Designed for general industrial power transmission applications requiring efficient right-angle or inline speed reduction. Cast iron housing provides durability in continuous-duty environments.
Brand Boston Gear
Model 622B-16
$3,140.92 Each
Free Shipping orders over $100
#41324
652B-20
Boston Gear 30223591 652B-20 helical speed reducer with 20:1 ratio. This single reduction helical gearbox provides efficient power transmission for industrial applications requiring quiet, smooth operation. The 652B-20 is designed for foot-mounting and features a solid output shaft.
Brand Boston Gear
Model 652B-20
$8,718.57 Each
Free Shipping orders over $100
#41341
642B-25
Boston Gear 30223608 642B-25 helical speed reducer with 25:1 ratio. This single reduction helical gearbox is designed for industrial power transmission applications requiring efficient, quiet operation. The 642B series features a cast iron housing and provides reliable torque transmission in a compact footprint.
Brand Boston Gear
Model 642B-25
$6,597.15 Each
Free Shipping orders over $100
#41380
622B-40
Boston Gear 30223647 622B-40 helical speed reducer with 40:1 ratio. Designed for general industrial power transmission applications requiring reliable speed reduction. Cast iron housing provides durability in demanding environments.
Brand Boston Gear
Model 622B-40
$3,140.92 Each
Free Shipping orders over $100
#41411
643B-50
Boston Gear 30223678 643B-50 helical speed reducer with 50:1 ratio. Cast iron housing for general industrial drive applications. Single reduction design.
Brand Boston Gear
Model 643B-50
$7,769.78 Each
Free Shipping orders over $100
#41449
623B-80
Boston Gear 30223716 623B-80 helical speed reducer with 80:1 ratio. Cast iron housing for general industrial power transmission applications. Single reduction design.
Brand Boston Gear
Model 623B-80
$3,427.39 Each
Free Shipping orders over $100
#41467
663B-80
Boston Gear 30223734 663B-80 helical speed reducer with 80:1 ratio. Cast iron housing for general industrial power transmission applications. Single reduction design.
Brand Boston Gear
Model 663B-80
$16,399.13 Each
Free Shipping orders over $100
#41515
653B-160
Boston Gear 30223783 653B-160 helical speed reducer with 160:1 ratio. Designed for inline mounting in general industrial power transmission applications requiring high ratio reduction in a compact footprint.
Brand Boston Gear
Model 653B-160
$9,730.95 Each
Free Shipping orders over $100
#44274
239D-PH-20-H1
Boston Gear 30238350 239D-PH-20-H1 speed reducer with 20:1 ratio and hollow bore output. This unit features a cast iron housing and is designed for general industrial power transmission applications requiring reliable speed reduction.
Brand Boston Gear
Model 239D-PH-20-H1
$5,653.13 Each
Free Shipping orders over $100
#45331
832B-3.9K-M1
Boston Gear 30267082 832B-3.9K-M1 helical speed reducer with a 3.9:1 ratio. This unit features a helical gear design for smooth, quiet operation and high efficiency in industrial power transmission applications. The compact housing supports reliable performance in conveyors, material handling, and general machinery drives.
Brand Boston Gear
Model 832B-3.9K-M1
$1,104.52 Each
Free Shipping orders over $100
#45336
832B-45K-M1
Boston Gear 30267087 832B-45K-M1 helical speed reducer with 45:1 ratio. This unit features a helical gear design for smooth, quiet operation in industrial power transmission applications. The 832B series provides reliable speed reduction for conveyors, material handling, and general machinery drives.
Brand Boston Gear
Model 832B-45K-M1
$1,104.52 Each
Free Shipping orders over $100
#45380
833B-100K-M1
Boston Gear 30267131 833B-100K-M1 helical speed reducer with 100:1 ratio. This single-stage helical gearbox provides efficient power transmission for industrial drive applications requiring high reduction in a compact footprint.
Brand Boston Gear
Model 833B-100K-M1
$1,474.68 Each
Free Shipping orders over $100
#45388
833B-250K-M1
Boston Gear 30267139 833B-250K-M1 helical speed reducer with 250:1 ratio. Cast iron housing for general industrial power transmission applications.
Brand Boston Gear
Model 833B-250K-M1
$1,474.68 Each
Free Shipping orders over $100
#45427
842B-20K-M1
Boston Gear 30267178 842B-20K-M1 helical speed reducer with 20:1 ratio. This unit features a helical gear design for smooth, quiet operation and high efficiency in industrial power transmission applications.
Brand Boston Gear
Model 842B-20K-M1
$1,239.85 Each
Free Shipping orders over $100
#45444
842B-63K-M1
Boston Gear 30267195 842B-63K-M1 helical speed reducer with 63:1 ratio. Cast iron housing for general industrial power transmission applications.
Brand Boston Gear
Model 842B-63K-M1
$1,239.85 Each
Free Shipping orders over $100
#45445
842B-7.2K-M1
Boston Gear 30267196 842B-7.2K-M1 helical speed reducer with 7.2:1 ratio. This unit features a helical gear design for smooth, quiet operation in industrial power transmission applications. The reducer is built for reliable performance in material handling, packaging, and general machinery drives.
Brand Boston Gear
Model 842B-7.2K-M1
$1,239.85 Each
Free Shipping orders over $100
#45466
842BF-3.9K-M8
Boston Gear 30267217 842BF-3.9K-M8 helical speed reducer with 3.9:1 ratio. This unit features a compact helical gear design for efficient power transmission in industrial applications. The reducer is built with precision-cut helical gears for quiet operation and high torque capacity.
Brand Boston Gear
Model 842BF-3.9K-M8
$1,497.57 Each
Free Shipping orders over $100
#45470
842BF-40K-M8
Boston Gear 30267221 842BF-40K-M8 helical speed reducer with 40:1 ratio. This unit features a compact design for general industrial power transmission applications requiring reliable speed reduction.
Brand Boston Gear
Model 842BF-40K-M8
$1,497.57 Each
Free Shipping orders over $100
#45497
843B-71K-M1
Boston Gear 30267248 843B-71K-M1 helical speed reducer with 71:1 ratio. Cast iron housing for general industrial power transmission applications requiring reliable speed reduction.
Brand Boston Gear
Model 843B-71K-M1
$1,603.05 Each
Free Shipping orders over $100
#45500
843BF-100K-M8
Boston Gear 30267251 843BF-100K-M8 helical speed reducer with 100:1 ratio. Cast iron housing for general industrial power transmission applications. Designed for reliable speed reduction in conveyor, material handling, and processing equipment.
Brand Boston Gear
Model 843BF-100K-M8
$1,824.94 Each
Free Shipping orders over $100
#45510
843BF-40K-M8
Boston Gear 30267261 843BF-40K-M8 helical speed reducer with 40:1 ratio. Cast iron housing for general industrial power transmission applications. Input and output configurations per catalog specifications.
Brand Boston Gear
Model 843BF-40K-M8
$1,824.94 Each
Free Shipping orders over $100
#45514
843BF-63K-M8
Boston Gear 30267265 843BF-63K-M8 helical speed reducer with 63K frame. This unit is designed for inline power transmission applications requiring efficient speed reduction. The 843BF series features a compact helical gear design for smooth, quiet operation.
Brand Boston Gear
Model 843BF-63K-M8
$1,824.94 Each
Free Shipping orders over $100
#45530
862B-22K-M1
Boston Gear 30267281 862B-22K-M1 helical speed reducer with 22:1 ratio. This unit features a helical gear design for smooth, quiet operation in industrial power transmission applications. The 862B-22K-M1 configuration provides reliable speed reduction for conveyors, material handling, and general machinery drives.
Brand Boston Gear
Model 862B-22K-M1
$1,755.28 Each
Free Shipping orders over $100
#45550
862B-9.0K-M1
Boston Gear 30267302 862B-9.0K-M1 helical speed reducer rated for 9.0 kW. This inline helical gearbox features a compact, cast iron housing for reliable power transmission in industrial applications. The 862B series offers efficient, quiet operation for conveyors, material handling, and general machinery drives.
Brand Boston Gear
Model 862B-9.0K-M1
$1,755.28 Each
Free Shipping orders over $100
#45560
862BF-2.6K-M8
Boston Gear 30267312 862BF-2.6K-M8 is a helical speed reducer with a 2.6:1 ratio. This unit features a cast iron housing and is designed for general industrial power transmission applications requiring reliable speed reduction.
Brand Boston Gear
Model 862BF-2.6K-M8
$2,060.78 Each
Free Shipping orders over $100
#45565
862BF-28K-M8
Boston Gear 30267317 862BF-28K-M8 helical speed reducer with 28:1 ratio. Cast iron housing for general industrial power transmission applications. Designed for reliable speed reduction in conveyor, material handling, and processing equipment.
Brand Boston Gear
Model 862BF-28K-M8
$2,060.78 Each
Free Shipping orders over $100
#45591
863B-225K-M1
Boston Gear 30267344 863B-225K-M1 helical speed reducer with 225:1 ratio. Cast iron housing for general industrial power transmission applications. Weighs 57.1 lb.
Brand Boston Gear
Model 863B-225K-M1
$2,209.04 Each
Free Shipping orders over $100
#45592
863B-250K-M1
Boston Gear 30267345 863B-250K-M1 helical speed reducer with 250:1 ratio. Cast iron housing for general industrial power transmission applications.
Brand Boston Gear
Model 863B-250K-M1
$2,209.04 Each
Free Shipping orders over $100
#45599
863B-71K-M1
Boston Gear 30267352 863B-71K-M1 helical speed reducer. This unit features a helical gear design for efficient power transmission in industrial applications. The 863B-71K-M1 configuration provides reliable speed reduction for various drive systems. Cast iron housing ensures durability and long service life.
Brand Boston Gear
Model 863B-71K-M1
$2,209.04 Each
Free Shipping orders over $100
#45600
863B-80K-M1
Boston Gear 30267353 863B-80K-M1 helical speed reducer with 80:1 ratio. Cast iron housing for general industrial power transmission applications.
Brand Boston Gear
Model 863B-80K-M1
$2,209.04 Each
Free Shipping orders over $100
#45606
863BF-160K-M8
Boston Gear 30267359 863BF-160K-M8 helical speed reducer with 160:1 ratio. Cast iron housing for general industrial power transmission applications. Weighs 59.1 lb.
Brand Boston Gear
Model 863BF-160K-M8
$2,373.22 Each
Free Shipping orders over $100
#45615
863BF-56K-M8
Boston Gear 30267368 863BF-56K-M8 helical speed reducer with 56C input flange. Cast iron housing for general industrial power transmission applications. Single reduction helical gearing provides efficient torque transmission.
Brand Boston Gear
Model 863BF-56K-M8
$2,373.22 Each
Free Shipping orders over $100
#45619
863BF-90K-M8
Boston Gear 30267372 863BF-90K-M8 helical speed reducer with 90:1 ratio. This unit features a helical gear design for smooth, quiet operation and high efficiency in industrial power transmission applications. The cast iron housing provides durability and rigidity for demanding loads.
Brand Boston Gear
Model 863BF-90K-M8
$2,373.22 Each
Free Shipping orders over $100
#45621
872B-1.9K-M1
Boston Gear 30267374 872B-1.9K-M1 helical speed reducer with a 1.9:1 ratio. This unit features a helical gear design for smooth, quiet operation and high efficiency in industrial power transmission applications. The cast iron housing provides durability and rigidity for demanding drive systems.
Brand Boston Gear
Model 872B-1.9K-M1
$2,887.67 Each
Free Shipping orders over $100
#45664
872BF-20K-M8
Boston Gear 30267417 872BF-20K-M8 helical speed reducer with 20:1 ratio. This unit features a helical gear design for smooth, quiet operation and high efficiency in industrial power transmission applications. The reducer is built with a cast iron housing for durability and long service life.
Brand Boston Gear
Model 872BF-20K-M8
$3,392.16 Each
Free Shipping orders over $100
#45671
872BF-32K-M8
Boston Gear 30267424 872BF-32K-M8 helical speed reducer with 32:1 ratio. This unit features a helical gear design for smooth, quiet operation and high efficiency in industrial power transmission applications. The cast iron housing provides durability and vibration dampening.
Brand Boston Gear
Model 872BF-32K-M8
$3,392.16 Each
Free Shipping orders over $100
#45682
872BF-7.2K-M8
Boston Gear 30267435 872BF-7.2K-M8 helical speed reducer with 7.2:1 ratio. This unit features a helical gear design for smooth, quiet operation and high torque capacity in industrial power transmission applications.
Brand Boston Gear
Model 872BF-7.2K-M8
$3,392.16 Each
Free Shipping orders over $100
#45692
873B-200K-M1
Boston Gear 30267445 873B-200K-M1 helical speed reducer with 200:1 ratio. Cast iron housing for industrial power transmission applications.
Brand Boston Gear
Model 873B-200K-M1
$3,448.89 Each
Free Shipping orders over $100
#45712
873BF-250K-M8
Boston Gear 30267465 873BF-250K-M8 helical speed reducer with 250:1 ratio. Cast iron housing for general industrial power transmission applications.
Brand Boston Gear
Model 873BF-250K-M8
$3,795.16 Each
Free Shipping orders over $100
#146472
H3C56S01418
Dodge H3C56S01418 HB382 in-line helical speed reducer with 14.18:1 ratio, 56C C-face input flange, 1" output shaft, foot mount configuration. Cast iron housing with precision helical gearing for industrial applications.
Brand Dodge
Model H3C56S01418
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#146474
H3C56S02167
Dodge H3C56S02167 HB382 right angle helical bevel gear reducer with 56C C-face motor mount, 21.67:1 ratio, single stage reduction. Cast iron housing with precision spiral bevel gearing for 90-degree power transmission applications.
Brand Dodge
Model H3C56S02167
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#146485
H4C14S02095
Dodge H4C14S02095 HB482 in-line helical gear reducer with 20.95:1 ratio, 140TC C-face motor mount, 1-1/4" solid input shaft. Quantis series helical gearing for high efficiency and compact design.
Brand Dodge
Model H4C14S02095
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#146490
H4C14S00829
Dodge H4C14S00829 HB482 right angle helical-bevel gear reducer, 8.29:1 ratio, 140TC C-face flange mount, 1-1/4" solid input shaft. Cast iron housing, precision spiral bevel gearing. Ideal for conveyors, mixers, and industrial drives requiring compact
Brand Dodge
Model H4C14S00829
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#146497
H4C18S00606
Dodge H4C18S00606 HB482 right angle helical bevel speed reducer, 6.06:1 ratio, 180TC C-face motor input, 1-1/4" solid output shaft, size 48 frame, spiral bevel and helical gear train, cast iron housing, premium efficiency design
Brand Dodge
Model H4C18S00606
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#146517
H6S13S01474
Dodge H6S13S01474 HB682 132SEP right angle helical bevel speed reducer with 14.74:1 ratio, 1-5/8" input shaft, and 132 frame size. Heavy-duty cast iron construction for industrial applications.
Brand Dodge
Model H6S13S01474
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#146533
H6C21S01474
Dodge H6C21S01474 HB682 Quantis right angle helical bevel speed reducer, 210CC C-face frame, 14.74:1 ratio, 1-5/8" shaft mount, flange mount configuration. Premium efficiency helical-bevel gear train with spiral bevel gearing.
Brand Dodge
Model H6C21S01474
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#146560
H8C18S03132
Dodge H8C18S03132 HB882 in-line helical speed reducer, 31.32:1 ratio, double reduction, 180TC C-face input flange, 2-1/8" solid output shaft. Cast iron housing with precision helical gearing. 177 lb weight.
Brand Dodge
Model H8C18S03132
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#146562
H8C21S01727
Dodge H8C21S01727 HB882 in-line helical speed reducer with 17.27:1 ratio, foot mount configuration, size 88 frame, double reduction gear train, 210TC C-face motor flange, 2-1/8" output shaft, cast iron housing, premium efficiency helical gearing.
Brand Dodge
Model H8C21S01727
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#146584
H10C28S01719
Dodge H10C28S01719 HB1082 in-line helical speed reducer featuring 17.19:1 gear ratio, 2-3/8" solid output shaft, and 280-CC C-face motor input flange. Precision helical gearing delivers up to 98% efficiency per stage with heavy-duty construction.
Brand Dodge
Model H10C28S01719
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#149162
H6C18S03449
Dodge H6C18S03449 HB682 Quantis right angle helical bevel speed reducer, 34.49:1 ratio, 180TC C-face motor flange, clamp collar input. Cast iron housing, spiral bevel gears, up to 94% efficient. Industrial applications.
Brand Dodge
Model H6C18S03449
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#149813
H4C56S04591
Dodge H4C56S04591 HB483 right angle helical bevel speed reducer with 56C C-face input flange, 45.91:1 gear ratio, 1-1/4" solid output shaft. Quantis RHB series for industrial applications requiring compact right angle power transmission.
Brand Dodge
Model H4C56S04591
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#149818
H8S10S03727
Dodge H8S10S03727 HB882 in-line helical speed reducer featuring 100:1 ratio, size 88 double reduction configuration with clamp collar input, NEMA 210TC frame compatibility, precision ground alloy steel gears, cast iron housing.
Brand Dodge
Model H8S10S03727
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#152656
H3C56S03180
Dodge H3C56S03180 HB382 in-line helical reducer with 56C frame, 31.80:1 ratio, solid input shaft configuration. Quantis ILH series precision helical gearing for high efficiency power transmission in industrial applications.
Brand Dodge
Model H3C56S03180
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#152658
H3C14S01418
Dodge H3C14S01418 HB382 right angle helical bevel speed reducer with 14.18:1 ratio, single reduction, solid input shaft design, 140TC frame mount. Premium efficiency helical-bevel gear train for industrial applications requiring compact right angle power
Brand Dodge
Model H3C14S01418
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#152681
H8S16S01085
Dodge H8S16S01085 HB882 inline helical speed reducer with 160 frame, 10.85:1 reduction ratio, solid input shaft configuration. Quantis ILH series premium efficiency helical gearing for industrial applications requiring compact in-line power transmission.
Brand Dodge
Model H8S16S01085
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#787354
H6C18S01782
Dodge H6C18S01782 HB682 right angle helical bevel reducer with 17.82:1 ratio, 180TC C-face motor mount, 1-5/8" solid output shaft. Premium efficiency spiral bevel gearing with case hardened alloy steel gears, ground to AGMA class 11.
Brand Dodge
Model H6C18S01782
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#789143
H10C21S02494
Dodge H10C21S02494 HB1082 in-line helical speed reducer featuring 210TC C-face motor flange, 24.94:1 gear ratio, and 2-3/8" shaft diameter. Cast iron housing with precision ground helical gearing for industrial applications requiring compact concentric
Brand Dodge
Model H10C21S02494
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#1291492
0797267
Falk 0797267 10058478 2080FC2B-17.34 UltraMax inline helical speed reducer with a 17.34:1 nominal ratio. This double-reduction parallel-shaft drive features a foot-mounted cast-iron housing and hardened-steel gearing. Designed for heavy-duty industrial applications requiring reliable speed reduction.
Brand Falk
Model 0797267
$24,313.56 Each
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