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3. Sim Jack OB1 Upgrade Kit [Plate & Springs]
3. Sim Jack OB1 Upgrade Kit [Plate & Springs]
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*Shifter not included
This product is for the Sim Jack Shifter, if you have the generic aliexpress shifter please get your upgrade hit here
This kit includes an upgraded top plate to replace that annoyingly clacky stock one, a set of significantly stiffer springs to add more resistance force, and an additional bottom TPU rubber pad to add even more sound dampening.
The rubber bump-stops also create a softer, more intentional feeling when pushing into the gates, while the upgraded springs add a considerable amount of force. All this makes for a more realistic feeling shifter, very similar to a typical road car.
There are three options for shift pattern:
- 6+R DOWN: Same as stock shifter. No modification required. Interchangeable with 7+R plates if you want to switch to a 6+R configuration
- 6+R UP: Slight modification required. Instruction video will be provided upon purchase. Interchangeable with 7R plates if you want to switch to a 6+R configuration
- 7+R: No modification required. Interchangeable with 6+R plates if you want to switch to a 7+R configuration
Two strengths for springs are available:
- Medium: increases full force to around 2.1kg/4.6lbs
- Heavy: increases full force to around 2.6kg/5.7lbs
The carbon fiber texture is directly embedded into the top plate which is printed using a non-toxic and 100% biodegradable plant-based thermoplastic.
Includes a set of countersunk/recessed screws to replace the old ones and gives a cleaner overall look.
Only compatible with Sim Jack shifters. Please check and confirm hole dimensions match your shifter. 30 Day Return Policy. Shipping Policy.
30 Day Return Policy. Shipping Policy.
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![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1SPRINGKIT_6RDOWN_MEDIUM_c922856f-22f6-4ac3-aab2-03ff70528449.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRINT_KIT_SIMJACK_bac14f29-2e1c-4213-a9aa-ade0d03c3dee.png?v=1743828402&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SIM_JACK_Plate.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/SPRING_MEDIUM_9ba0f82f-85f8-43dd-ad18-90564cd84d7f.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/SPRING_HEAVY.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/SPRING_BOTH.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1SPRINGKIT_6RDOWN_HEAVY.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_DOWN_BOTH.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_DOWN_MEDIUM_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_DOWN_HEAVY_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_DOWN_BOTH_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_DOWN_MEDIUM_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_DOWN_BOTH_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1SPRINGKIT_6RUP_MEDIUM_c1eb0bd5-ac6d-4b2b-9a11-fc4cd121dc0e.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1SPRINGKIT_6RUP_HEAVY.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_BOTH.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_MEDIUM_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_HEAVY_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_BOTH_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_MEDIUM_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_HEAVY_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_6R_UP_BOTH_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1SPRINGKIT_7R_MEDIUM_6e9e5dd6-5a9f-4373-ab60-a6aea53c6487.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1SPRINGKIT_7R_HEAVY.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_BOTH.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_MEDIUM_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_HEAVY_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_BOTH_FORGED.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_MEDIUM_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_HEAVY_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_SPRING_KIT_7R_BOTH_CAMO.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_Options_WEAVE_VERT_9b0326ad-d3b4-4e8f-a867-40363f98dc26.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_DOWN_FORGED_79e383bb-8cf8-4277-896b-0664fd9e0718.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_DOWN_CAMO_15b31c53-3b13-4f6b-9891-3a4337d2ba8b.png?v=1743828305&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_DOWN_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_DOWN_FORGED_SQUARE.png?v=1737213791&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_DOWN_CAMO_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_UP_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_UP_FORGED_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_6R_UP_CAMO_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_7R_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_7R_FORGED_SQUARE.png?v=1738387266&width=1445)
![3. Sim Jack OB1 Upgrade Kit [Plate & Springs]](http://oldboysimracing.com/cdn/shop/files/OB1_Plate_7R_CAMO_SQUARE.png?v=1738387266&width=1445)