Large Scale Coupler Reference Charts
What's the Difference Between #1 and G?
We have two sizes of large scale couplers our #1 scale couplers are 1:32 scale ratio and our "G" scale couplers are larger at 1:22.5 scale ratio.
Our G scale #830 and newer #906 are the most common couplers used for body mounting and the #831 and newer #909 are used for most common truck mounting.
Couplers with Mounting Solutions
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G Scale |
#1 Scale |
Description |
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AAR |
Original |
AAR |
Original |
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905 
#905 Coupler with Sill Mount Pocket |
779 
#779 Coupler with Sill Mount Pocket |
1905 
#1905 Coupler with Sill Mount Pocket |
1779 
#1779 Coupler with Sill Mount Pocket |
Centerset Couplers with Sill Mount Pockets. (1 Pair) Note: AAR Type “E” couplers are modified for sill mount pocket clearance. |
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781 
#781 Coupler with Pilot & Truck Gearbox |
1781 
#1781 Coupler with Pilot & Truck Gearbox |
Coupler Conversion - Centerset Coupler & Medium Offset Coupler
with Pilot Pocket Gearbox & Truck Mount Type Gearbox. (1 Pair) |
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782 
#782 Modified Coupler with Mounting Bracket |
1782 
#1782 Modified Coupler with Mounting Bracket |
Coupler Conversion - Modified Couplers with Mounting Brackets (1 Pair) |
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783 
#783 Coupler Conversion |
1783 
#1783 Coupler Conversion |
Coupler Conversion - Modified Coupler with Mounting Bracket & Large Offset Coupler with Truck Mount Type Gearbox. (1 Pair) |
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1784 
#1784 Coupler Conversion |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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785 
#785 Coupler Conversion |
1785 
#1785 Coupler Conversion |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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786 
#786 Coupler Conversion |
1786 
#1786 Coupler Conversion |
Coupler Conversion - Medium Offset Couplers with Swinging Type Gearboxes. (1 Pair) |
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908 
#908 Coupler Conversion |
787 
#787 Coupler Conversion |
1908 
#1908 Coupler Conversion |
1787 
#1787 Coupler Conversion |
Coupler Conversion - Medium Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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788 
#788 Coupler Conversion |
1788 
#1788 Coupler Conversion |
Coupler Conversion - Medium Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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907 
#907 Coupler with Truck Gearbox |
789 
#789 Coupler with Truck Gearbox |
1907 
#1907 Coupler with Truck Gearbox |
1789 
#1789 Coupler with Truck Gearbox |
Centerset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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790 
#790 Coupler Conversion |
1790 
#1790 Coupler Conversion |
Coupler Conversion - Large Offset Coupler & Modified Medium Offset Coupler with Truck Mount Type Gearboxes. (1 Pair) |
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791 
#791 Coupler with Pilot and Truck Gearbox |
1791 
#1791 Coupler with Pilot and Truck Gearbox |
Large Offset Coupler & Centerset Coupler with Pilot Pocket Gearbox & Truck Mount Type Gearbox. (1 Pair) |
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792 
#792 Coupler Conversion |
1792 
#1792 Coupler Conversion |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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793 
#793 Coupler Conversion |
1793 
#1793 Coupler Conversion |
Coupler Conversion - Large Offset Coupler & Medium Offset Coupler with Truck Mount Type Gearboxes. (1 Pair) |
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| 794 | 1794 |
Large Offset Coupler & Medium Offset Coupler with Truck Mount Type Gearbox & Swinging Type Gearbox. (1 Pair) |
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| 795 | 1795 |
Coupler Conversion - Large Offset Couplers with Swinging Type Gearboxes. (1 Pair) |
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796 
#796 Coupler Conversion |
1796 |
Large Offset Couplers with Truck Mount Type Gearbox & Swinging Type Gearbox. (1 Pair) |
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797 
#797 Coupler Conversion |
1797 
#1797 Coupler Conversion |
Large Offset Couplers with Swinging Type Gearboxes. (1 Pair) |
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798 
#798 Coupler Conversion |
1798 
#1798 Coupler Conversion |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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799 
#799 Coupler Conversion |
1799 
#1799 Coupler Conversion |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes. (1 Pair) |
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906 / 
#906 or #906R Coupler with Gearbox |
830 / 
#830 or #930 Coupler with Gearbox |
1906 / 
#1906 or #1906R Coupler with Gearbox |
820 / 
#820 or #920 Coupler with Gearbox |
Straight Centerset Shank Couplers with Standard Body Mount Gearboxes (820-Black) (920-Rust) (830-Black) (930-Rust) (906-Black) (906R-Rust) (1906-Black) (1906R-Rust) (1 Pair) |
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1917 
#1917 Coupler with Short Gearbox |
821 / 
#821 or #921 with Short Gearbox |
Centerset Short Shank Couplers with Extra Short Gearboxes(821-Black) (921-Rust) (1 Pair) |
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| 824 |
Coupler Conversion - Straight Centerset Shank Couplers with Standard Gearboxes (1 Pair) |
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909 
#909 Coupler with Truck Gearbox |
831 
#831 Coupler with Truck Gearbox |
1909 
#1909 Coupler with Truck Gearbox |
1831 
#1831 Coupler with Truck Gearbox |
Large Offset Couplers with Truck Mount Type Gearboxes (1 Pair) |
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832 
#832 Coupler with Swinging Gearbox |
1832 
#1832 Coupler with Swinging Gearbox |
Large Offset Couplers with Swinging Type Gearboxes (1 Pair) |
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833 
#833 Coupler Conversion |
1833 
#1833 Coupler Conversion |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes (1 Pair) |
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| 834 | 1834 |
Coupler Conversion - Large Offset Couplers with Truck Mount Type Gearboxes (1 Pair) |
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835 
#835 Coupler with Short Gearbox |
1835 
#1835 Coupler with Short Gearbox |
Centerset Couplers with Short Gearboxes (1 Pair) |
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836 
#836 Coupler with Short Gearbox |
1836 
#1836 Coupler with Short Gearbox |
Medium Offset Couplers with Short Gearboxes (1 Pair) |
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837 
#837 Coupler with Short Gearbox |
1837 
#1837 Coupler with Short Gearbox |
Large Offset Couplers with Short Gearboxes (1 Pair) |
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Couplers Only
|
G Scale |
#1 Scale |
Description |
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AAR |
Original |
AAR |
Original |
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900 / 
#900 or #900R Coupler |
1900 / 
#1900 or #1900R Coupler |
Straight Centerset Shank AAR Type "E" Couplers (900-Black) (900R-Rust) (1900-Black) (1900R-Rust) (1 Pair) |
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901 
#901 Coupler |
1850 
#1850 Coupler |
1901 
#1901 Coupler |
1840 
#1840 Coupler |
Centerset Couplers (AAR Type "E" Couplers (1 Pair) ("Original Style" Couplers (2 Pair) |
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902 
#902 Coupler |
1902 
#1902 Coupler |
1838 
#1838 Coupler |
Medium Offset Couplers (AAR Type "E" Couplers (1 Pair) ("Original Style" Couplers (2 Pair) |
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903 
#903 Coupler |
1903 
#1903 Coupler |
1839 
#1839 Coupler |
Large Offset Couplers (AAR Type "E" Couplers (1 Pair) ("Original Style" Couplers (2 Pair) |
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904 
#904 Coupler |
1904 
#1904 Coupler |
822 |
Straight Shank Couplers Stationary Mounting (1 Pair) |
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823 
#823 Coupler |
Straight Thick Shank Couplers Stationary Mounting (1 Pair) |
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916 
#916 Coupler |
1916 
#1916 Coupler |
Bachmann® Loco with Dovetail Shank AAR Type "E" Couplers (1 Pair) |
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Gearboxes, Flex Brackets, & Mounting Platforms
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G Scale |
#1 Scale |
Description |
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882 
#882 Flex Bracket |
Flex-brackets for #820, #920 or #1906 Couplers (1 Pair) |
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883 
#883 Flex Bracket |
Flex-brackets for #830, #930 or #906 Couplers (1 Pair) |
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881 
#881 Conversion Platform |
Conversion Platforms for mounting #882 or #883 Flex-brackets on Aristo-Craft™ Heavyweight Passenger Car (1 Pair) |
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884 
#884 Conversion Platform |
Conversion Platforms for mounting #820, #830, #930, (1 Pair) |
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910 / 
#910 or #910R Gearbox |
#830 (type) Gear boxes for G-Scale Straight Centerset Shank Couplers #900 AAR Type "E" Couplers (910-Black) (910R-Rust) (1 Pair) |
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911 
#911 Gearbox |
#831 (type) Gear boxes for #1 & G Scale Centerset, Medium Offset, Large Offset Couplers (1 Pair) |
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912 
#912 Gearbox |
#835 (type) Gear boxes for #1 & G Scale Centerset, Medium Offset, Large Offset Couplers (1 Pair) |
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913 
#913 Gearbox |
#832 (type) Gear boxes for #1 & G Scale Centerset, Medium Offset, Large Offset Couplers (1 Pair) |
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915 
#915 Gearbox |
#791 & 831 Gear boxes #1 & G Scale #791 for Centerset, Couplers #831 for Centerset, Medium Offset, Large Offset Couplers (1 Each) |
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1920 / 
#1920 or #1920R Gearbox |
#820 (type) Gear boxes for 1-Scale Straight Centerset Shank Couplers #1900 AAR Type "E" Couplers (1920-Black) (1920R-Rust) (1 Pair) |
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