DESCRIPTION

IS YOUR 50 - 100CC 139QMB ENGINE REVVING SUPER HIGH, BUT YOU'RE NOT SEEING FASTER TOP END SPEED? DEPENDING ON YOUR SETUP, RDLN'S PERFORMANCE GEAR SET 17/49 COULD NET YOU AS MUCH AS ANOTHER 4 - 7 MPH.

SPECIFICATIONS:

MATERIAL TYPE: STEEL

REQUIRES PRESSING THE GEARS OFF THE SHAFT

TOTAL WEIGHT: 540G

GEAR WIDTH: 12CM

GEAR HEIGHT: 8CM

FINAL DRIVE GEAR RATIO: 2.88 (STOCK IS NORMALLY 3.41 - 3.71), MEANING LESS TORQUE, BUT HIGHER ACCELERATION

NOTE: THIS REQUIRES PRESSING THE GEARS OFF THE SHAFT.

COMPATIBILITY: THIS PRODUCT FITS 50 - 100CC 139QMB ENGINES AND THOSE ENGINES WITH THE FOLLOWING CODES.

139QMB-BASED 50CC / 80CC ENGINES WITH THE FOLLOWING ENGINE CODES:

139QMA 139QMB 1P39QMB 1P39QMA-2

YN139QMB JJ1P39QMB 139FMA-2 BD1P39QMB

BN139QMB 147QMD OTHER QMA MODELS OTHER QMB MODELS

DON'T SEE YOUR ENGINE LISTED? IF THE ENGINE CODE INCLUDES "QM" OR "FM", THIS PRODUCT IS COMPATIBLE WITH YOUR VEHICLE.

ABOUT RDLN: RDLN IS A PREMIER LINE OF AFTERMARKET PERFORMANCE UPGRADE SYSTEMS AND COMPONENTS FOR SCOOTERS. RDLN PRODUCTS ARE ENGINEERED TO SIGNIFICANTLY IMPROVE THE FUNCTION, PERFORMANCE, AND RELIABILITY OF YOUR VEHICLE WITH THE ULTIMATE GOAL BEING AN OPTIMAL BALANCE OF PRICE, POWER, AND PERFORMANCE. RDLN’S EXTENSIVE FIELD-TESTING NETWORK ENSURES EACH PRODUCT EXCEEDS CUSTOMER REQUIREMENTS AND EXPECTATIONS EVERY TIME. RDLN DELIVERS FULL-THROTTLE PERFORMANCE AT UNCOMPROMISED QUALITY.