LEGO 5104 Pneumatic Piston Cylinder 48 mm Yellow is a vintage Service Packs set from 1987 valued at $15 for new and sealed sets, up 656% from an original retail price of $1.99. Annual appreciation has averaged 4.52% since release. On the used market, values range from $8 to $11 based on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Pneumatic Piston Cylinder 48 mm Yellow since February 2017. Very high accuracy
LEGO 5104-1 Pneumatic Piston Cylinder 48 mm Yellow is a Service Packs Technic set released in 1987, containing 1 piece. The pack includes a yellow 48 mm pneumatic cylinder with a single medium inlet, used to create actuated functions in Technic builds. Sold as a replacement part, it supported maintenance and expansion of LEGO Technic pneumatic models of the period.

A new and sealed Pneumatic Piston Cylinder 48 mm Yellow is currently valued at around $15, with annual growth of 3.0% that is expected to level off to around 2.3% in the coming year. The average used price is $9 for those in good overall condition. New and sealed listings currently range from $14 to $16. Recent market trends show a period of price correction, with values declining over the past year.

For Sale (New/Sealed)

(NL) As pictured $13.84
-8.0%
(US) NEW SEALED (c) 1987 I have 2 of these. 1 is listed as the set, other 1 listed as par... $15.00
-0.3%
(BE) In sealed bag $15.16
+0.8%
(NL) In Original sericepack polybag. MISB $17.15
+14.0%

Sets in Service Packs / Technic

1346 Touch Sensors, 4.5V

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 2
Availability Retired
1346 LEGO Technic Touch Sensors, 4.5V
Retail $5.99
Value $34.53
Growth  +476.5%
Annual growth 4.0%

5102 Pneumatic Tube Black and Grey 60 and 100 cm

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 2
Availability Retired
5102 LEGO Technic Pneumatic Tube Black and Grey 60 and 100 cm
Retail $1.99
Value $23.72
Growth  +1092.0%
Annual growth 6.6%

5106 Two-Way Valve and Non-Return Valve

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 2
Availability Retired
5106 LEGO Technic Two-Way Valve and Non-Return Valve
Retail $3.49
Value $21.71
Growth  +522.1%
Annual growth 3.3%

5103 Pneumatic Spring Cylinder 48 mm Red

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 1
Availability Retired
5103 LEGO Technic Pneumatic Spring Cylinder 48 mm Red
Retail $1.99
Value $8.60
Growth  +332.2%
Annual growth 4.4%

5105 Pneumatic Piston Cylinder 64 mm Yellow

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 1
Availability Retired
5105 LEGO Technic Pneumatic Piston Cylinder 64 mm Yellow
Retail $2.49
Value $16.28
Growth  +553.8%
Annual growth 4.9%