The Eaton Fuller K-2489 Key and Washer Kit is a genuine OEM mainshaft assembly service kit covering RTO-11707DLL, RTO-11707LL, RTO-13707DLL, RTO-13707MLL, RTOF-11707LL, RTOF-13707DLL, and RTOF-13707MLL transmissions. The kit centers on part number 4300976, a 3-sided mainshaft key that must be used with its matching washers. The complete kit contains four of part 4300382, two of 4300383, one of 4300384, two of 4300830, one 3-sided mainshaft key, and an instruction letter. Also referenced as K2489. Call us to confirm proper fit for your application before ordering.
Features
Genuine Eaton Fuller mainshaft assembly service kit, part number K-2489 or K2489
Fits RTO-11707DLL, RTO-11707LL, RTO-13707DLL, RTO-13707MLL, RTOF-11707LL, RTOF-13707DLL, and RTOF-13707MLL transmissions
Contains 3-sided mainshaft key (part 4300976) designed to be used with matching washers
Includes seven washers across four part numbers: 4300382 (x4), 4300383 (x2), 4300384 (x1), 4300830 (x2)
Kitted with an instruction letter for proper installation reference
Also referenced as K2489 (no hyphen)
