SPROCKETS
JT SPROCKETS
  • Computer-designed to achieve ultimate strength at
  • Aluminum
    minimum weight
    to produce the ultimate quality sprocket range with
    unbeatable value
  • Every sprocket meets or exceeds the highest possible
  • quality standards set for the motorcycle industry
  • Unless noted, front sprockets are made with C45 steel and SCM415 chromoly steel alloy;
  • rear sprockets made with top-quality-grade C45 high-carbon steel
  • Aluminum rear sprockets are made with high-strength Austrian 7075  T-6 anodized aluminum
  • Steel
  • JT aluminum sprockets are about 30% lighter than a comparable steel equivalent, which
  • Lightweight front sprockets available for some applications as noted
  • RUBBER CUSHIONED FRONT SPROCKETS “RB”
    chain impact on the teeth of the front sprocket
  • These same sprockets are now available to the aftermarket
  • Quality, design and OEM proven technology are the same as used for what is supplied to the
  • KEY TO NOTES:
    LW = Lightweight front.
    INDUCTION HARDENED BLACK ZINC FINISH REAR SPROCKETS “BK”
    ST = Steel.
    AL = Aluminum.
  • Made from C45 high carbon steel
  • RB = Rubber cushioned.
  • Teeth are heat-induction hardened to 38-50 HRC
  • BK = Induction hardened w/ black zinc finish.
    APPLICATIONS
    FRONT
    REAR
    FRONT
    REAR
    STOCK
    STOCK
    SPROCKET
    SPROCKET
    STOCK
    STOCK
    SPROCKET
    SPROCKET
    GEARING CHAIN
    SIZE
    PART #
    NOTES SIZE
    PART #
    NOTES
    FITS MODEL
    GEARING CHAIN
    SIZE
    PART #
    NOTES SIZE
    PART #
    NOTES
    APRILIA
    HONDA
    SXV450/ 550 06-10
    15-46
    520-112 15
    1212-0769
    46
    1210-0646
    ST
    Z50A 69-78
    12-37
    420-76
    12
    JTF252-12
    37
    1210-0085
    ST
    RXV450/ 550 06-10
    15-48
    520-112
    48
    1210-0647
    ST
    Z50R 79-81
    12-37
    420-76
    13
    JTF252-13
    BETA
    Z50R 82-87
    13-37
    420-76
    14
    JTF252-14
    13-49
    520-114 12
    JTF1901-12
    41
    1210-0841
    ST
    Z50R 88-99
    14-37
    420-76
    15
    JTF252-15
    300RR 2T 13-14
    13-49
    520-114 13
    1212-0513 LW
    42
    JTR822-42
    ST
    Z50RD 86, 92-93
    16
    1212-1293
    350RR 12
    13-50
    520-114 14
    1212-0514 LW
    43
    JTR822-43
    ST
    17
    1212-1294
    400RR 10-12
    13-50
    520-114 15
    1212-0837 LW
    44
    1210-0842
    ST
    CRF50F 04-16/
    14-37
    420-78
    13
    JTF1256-13
    37
    1212-0232
    ST
    13-50
    520-112
    45
    1210-0658
    ST
    XR50R 00-04
    14
    JTF1256-14
    37
    1210-1567
    BK
    13-50
    520-112
    46
    1212-0242
    ST
    15
    JTF1256-15
    520RR 10-11
    13-50
    520-112
    47
    1210-0659
    ST
    16
    1212-0213
    48
    1212-0243
    ST
    CR60R 83-84
    14-45
    420-104 13
    JTF253-13
    36
    JTR1214-36 ST
    49
    JTR822-49
    ST
    14
    JTF253-14
    45
    JTR1214-45 ST
    50
    1212-0244
    ST
    15
    JTF253-15
    46
    JTR1214-46 ST
    52
    1212-0245
    ST
    16
    1212-0226
    47
    JTR1214-47 ST
    BMW
    17
    1212-0558
    49
    JTR1214-49 ST
    G450X 08-10
    15-48
    520-114 15
    1212-0765
    48
    1210-0656
    ST
    CT70 69-71
    15-38
    420-88
    13
    JTF253-13
    35
    JTR256-35
    ST
    15
    1212-0767
    51
    1210-0657
    ST
    CT70H 70-72
    14-45
    420-92
    15
    JTF253-15
    37
    JTR256-37
    ST
    17-41
    525-116 15
    1212-0768
    41
    1210-0642 2 ST
    CT70 91-94
    15-35
    420-86
    16
    1212-0226
    38
    JTR256-38
    ST
    41
    1210-0638 3 ST
    SL70 71-72
    13-44
    420-96
    17
    1212-0558
    44
    JTR256-44
    ST
    41
    1210-1650 3 BK
    XL70 74-76
    13-44
    420-96
    46
    JTR256-46
    ST
    42
    1210-1651 3 BK
    XR70R 97-99
    15-36
    420-86
    13
    JTF253-13
    36
    JTR1214-36 ST
    42
    1210-1673 2 BK
    15
    JTF253-15
    46
    JTR1214-46 ST
    G650 Xchallenge,
    16
    1212-0226
    47
    JTR1214-47 ST
    Xcountry 07-09
    16-47
    520-112 -
    -
    47
    1210-0669
    ST
    49
    JTR1214-49 ST
    F700GS 13-16
    17-42
    525-116 15
    1212-0768
    41
    1210-0638
    ST
    CRF70 04-12/
    15-36
    420-86
    13
    JTF1256-13
    36
    JTR1214-36 ST
    41
    1210-1650 3 BK
    XR70R 00-04
    36
    1210-1568
    BK
    42
    1210-0639
    ST
    14
    JTF1256-14
    45
    JTR1214-45 ST
    42
    1210-1651 3 BK
    15
    JTF1256-15
    46
    JTR1214-46 ST
    42
    1210-1673 2 BK
    46
    1210-1569
    BK
    F800GS 08-12
    16-42
    525-116 15
    1212-0768
    42
    1210-0639 3 ST
    16
    1212-0213
    47
    JTR1214-47 ST
    42
    1210-0643 2 ST
    49
    JTR1214-49 ST
    17-42
    525-116 15
    1212-0768
    41
    1210-1650 3 BK
    XL75 77-79
    14-36
    420-94
    12
    JTF252-12
    35
    JTR256-35
    ST
    42
    1210-0638
    ST
    XR75 73-76
    14-44
    420-100 13
    JTF252-13
    36
    JTR256-36
    ST
    42
    1210-0639
    ST
    XR75 77-78
    14-46
    420-100 14
    JTF252-14
    37
    JTR256-37
    ST
    42
    1210-1651 3 BK
    15
    JTF252-15
    38
    JTR256-38
    ST
    42
    1210-1673 2 BK
    44
    JTR256-44
    ST
    46
    JTR256-46
    ST
    125EC/XC 03-11
    13-48
    520-112 13
    JTF564-13
    42
    JTR822-42
    ST
    CRF80F 04-13
    14-46
    420-110 12
    JTF252-12
    36
    JTR1214-36 ST
    14
    JTF564-14
    48
    1212-0243
    AL
    13
    JTF252-13
    45
    JTR1214-45 ST
    13-47
    520-114 13
    1212-0605
    42
    JTR822-42
    ST
    14
    JTF252-14
    46
    JTR1214-46 ST
    48
    1212-0243
    AL
    15
    JTF252-15
    47
    JTR1214-47 ST
    13-47
    520-114 13
    1212-0605
    42
    JTR822-42
    ST
    49
    JTR1214-49 ST
    48
    1212-0243
    AL
    CR80R 80-81
    14-47
    420-108 13
    JTF253-13
    -
    -
    SM400 03-04
    13-42
    520-112 13
    1212-0605
    42
    JTR822-42
    ST
    2 For 8.5mm bolts.
    48
    1212-0243
    AL
    3 For 10.5mm bolts.
    SM450 03-04
    13-42
    520-112 13
    1212-0605
    42
    JTR822-42
    ST
    48
    1212-0243
    AL
    2017 PARTS UNLIMITED OFFROAD