In 1976, LEGO released 8 Trains 4.5V / 12V sets, all of these sets have been retired.
Most valuable 1976 LEGO Trains 4.5V / 12V set
726 Western Train $1,402.20
Largest 1976 LEGO Trains 4.5V / 12V set
149 Fuel Refinery 328 pieces
Most owned 1976 Trains 4.5V / 12V set
146 Level Crossing
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces / Minifigs 68 / 1
Availability Retired
146 LEGO Trains Level Crossing
Value $230.41
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces / Minifigs 115 / 2
Availability Retired
147 LEGO Trains Refridgerated Wagon
Retail $17.50
Value $191.57
Growth  +994.7%
Annual growth 5.1%
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces / Minifigs 328 / 3
Availability Retired
149 LEGO Trains Fuel Refinery
Retail $39.49
Value $308.75
Growth  +681.8%
Annual growth 4.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces 25
Availability Retired
156-2 LEGO Trains Straight Track
Retail $19.50
Value $42.36
Growth  +117.2%
Annual growth 4.2%
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces 25
Availability Retired
157 LEGO Trains Curved Track
Retail $19.50
Value $32.43
Growth  +66.3%
Annual growth 9.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces 25
Availability Retired
159 LEGO Trains Straight Track with Crossing
Retail $19.50
Value $54.61
Growth  +180.1%
Annual growth 9.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces 194
Availability Retired
183 LEGO Train Set with Motor and Signal
Retail $20.00
Value $1,270.76
Growth  +6253.8%
Annual growth 9.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1976
Pieces / Minifigs 291 / 3
Availability Retired
726 LEGO Western Train
Retail $21.50
Value $1,402.20
Growth  +6421.9%
Annual growth 9.1%