Supardi2013-07-082013-07-082013-07-08http://repository.unri.ac.id:80/handle/123456789/4186Hubugan Explosive Power Otot Tungkai dengan Hasil Lompat Jauh Gaya Jongkok SiswaProblem in this study originated from the observation the author encountered in the field, that is still a lot of results long jump students is still low, it is seen the low explosives power leg muscle during jump then run speed is still weak. The purpose of this study was to determine the relationship of explosive muscle power leg with the results of the long jump student son XI SMK Negeri 1 Benai District Benai Regency Kuantan Singingi. This type of research is correlational. The population in this study was the son of class XI students of SMK Negeri 1 Benai District Benai Regency Kuantan Singingi totaling 17 people, sampling in this study is to use the technique of sampling total sample numbered as many as 17 people. research data used to obtain the standing broad jump and long jump ability. Data were analyzed with a simple product moment correlation. lysis of the data found that a significant relationship exists between explosive leg muscle power with a long jump results of class XI student son SMK Negeri 1 Benai District Benai Regency Kuantan Singingi , where rtab at significant level α (0.05) = 0.482 means rhitung (0,559) > rtab (0,482).en-USExplosive Muscle Power Limbs,Long Jumpstudent Paper Post Degree