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 GB SPUR SPROCKET

FEATURES:
*EXCLUSIVE THREE WAY JOINING SYSTEM, MAKES THE GB SPROCKET THE STRONGEST AND BEST IN THE WORLD
*SPECIAL CARBURIZED HEAT TREATMENT HARDENS THE SPUR AND GIVES A LONGER LIFE TO THE SPROCKET
*PRECISION MACHINED AND ENGINEERED TO EXACTING TOLERANCES, FOR BETTER CLUTCH GRIP AND WEAR
*EXACT CONCENTRICITY BETWEEN SPUR AND DRUM TO GIVE A TRUE PERFORMANCE
*ALL SPROCKETS ARE FACTORY TRIMMED WITH PRECISE FINISH AND INSPECTED
*WIDEST AND MOST UP TO DATE RANGE
*RUST PROOF COATING
 
 
 GB CENTER DRIVE SPROCKET

FEATURES:
*EXCLUSIVE JOINING SYSTEM FOR DRUM AND SPLINE FOR EXTRA STRENGTH
*PRECISION SPLINE AND BORE FOR EXTRA LIFE
*TIGHTER TOLERANCES FOR BETTER PERFORMANCE
*INVESTMENT CAST RIM
*SUPERIOR ALLOY STEEL FOR OPTIMUM WEAR LIFE
*WIDE AND UP TO DATE RANGE
 
*PLEASE NOTE ALL CENTER DRIVE SPROCKETS COME WITH SPROCKET RIM, FOR REPLACEMENT RIMS ONLY SEE THE BOTTOM OF THE PAGE
 

 

Fits Models Type/
Replaces
Bearing Supplied Pitch Teeth RIM Crank Diameter Item # Price Buy Now
P10, P12, Mini 22, Mini P, Mini P2, Mini P3, Mini PA, 1613, 1614, 1616 and 1618 Pro Spur Yes 3/8 LP 6   .3937" GBFR181R6N 12.95
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P-38, P-41, P-42, P-51, 68210P-52, P-60, P-61, P-62, 22270 PRO SPUR YES 3/8" 7   .500 GBPI502A7N 12.95
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CENTER DRIVE
YES .404" 7 GBGBB7L7 .500 GBPI502LCB7N 15.95
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NU17, 400, 410, 420, 450, 540, 550, 600, 610, 620 PRO SPUR YES .404" 7   .500 GBPI504B7N 12.95
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YES 3/8" 7   .500 GBPI504A7N 12.95
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400, P500 and P5000 Pro Spur Yes .325 7   .500" GBHU411-J7N 13.95
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400, P500 and P5000 Center Drive Yes .325 7   .500" GBHU411SCJ7N 18.95
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365, 405 and 350 Pro Spur Yes .325 7   .3937" GBPA475-J7N 13.95
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 REPLACEMENT GB SPROCKET RIMS

Pitch OD ID Description Color Code Our Item Number Your Price Buy Now
3/8 1.510 .886 GBGBA7L7
7 tooth standard 7 spline
Silver ROT1689 4.95
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3/8 1.603 .892 8 tooth standard 7 spline Silver GBGBA8L7 4.95
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3/8 1.406 .775 7 tooth small 7 spline Silver GBGBA7S7 4.95
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3/8 LP     7 tooth mini 7 spline   GBGBA7M7 4.95
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.404 1.513 .870 7 tooth standard 7 spline Gold GBGBB7L7 4.95
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.404     8 tooth standard 7 spline   GBGBB8L7 4.95
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.325 1.429 .775 8 tooth small 7 spline Blue GBGBJ8S7 4.95
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.325 1.265 .775 7 tooth small 7 spline Blue GBGBJ7S7 4.95
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.325 1.257" .665" 7 tooth mini 7 spline Blue GBGBJ7M7 4.95
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.325     9 tooth standard 7 spline   GBGBJ9L7 4.95
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1/4     9 tooth standard 7 spline   GBGBK9S7 7.95
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