Pre-Add Mercedes-Benz W125 1937 Kit.
This classic Grand Prix car is available as a body kit or complete slot car kit with chassis and running gear.
New body
The Mercedes W125 resin body has been completely re-shaped with detail adjustments from the original Pre-Add body.
New mounting
Two body posts have been added to accommodate the Penelope Pitlane SM1M chassis.
Lighter
The overall weight of the body has been reduced by removing material from underneath the body.
All new detailed interior
The separate resin driver body, head and interior make it easier to paint and detail.
Carefully crafted
A well presented driver and interior make all the difference in the overall appearance of a model.
Body Kit
Complete Kit
Possible cars to replicate
The Mercedes-Benz W125 raced during the 1937 Grand Prix season and also at non championship events. The W125 was a powerful race machine with speeds exceeding 190mph.
Our example model in the photos represents the No.14 W125 driven by Rudolf Caracciola - 1st Swiss GP 1937.
Below is a list of race numbers to choose from during the 1937 Grand Prix Season.
1937 Belgian Grand Prix
No.2 - Hermann Lang - 3rd
No.6 - Christian Kautz - 4th
No.4 - Manfred von Brauchitsch - Retired
1937 German Grand Prix
No.12 - Rudolf Caracciola - 1st
No.14 - Manfred von Brauchitsch - 2nd
No.20 - Christian Kautz - 6th
No.16 - Hermann Lang - 7th
No.18 - Richard Seaman - Retired
1937 Monaco Grand Prix
No.10 - Manfred von Brauchitsch - 1st
No.8 - Rudolf Caracciola - 2nd
No.12 - Christian Kautz - 3rd
No.14 - Goffredo Zehender - 5th
1937 Swiss Grand Prix
No.14 - Rudolf Caracciola - 1st
No.18 - Hermann Lang - 2nd
No.12 - Manfred von Brauchitsch - 3rd
No.16 - Christian Kautz - 6th
1937 Italian Grand Prix
No.2 - Rudolf Caracciola - 1st
No.6 - Hermann Lang - 2nd
No.8 - Richard Seaman - 4th
No.10 - Christian Kautz - Retired
No.4 - Manfred von Brauchitsch - Retired
Please Note
The images show the body kit and our example of a finished model just to give you an idea how the body and chassis might look. Due to the wide selection of parts included in this kit some of the content may differ slightly from that shown.
Kit Build Tutorials, Painting Guides & Tips
Step-by-step assembly videos
| Ref | PA-K06-2 |
|---|---|
| Brand | Pre-Add |
| Scale | 1/32 |
| Body Material | Resin |
| Assembly | Kit |
Secure Online Shopping

| Payment Overview |
|---|
| We accept all major debit and credit cards, PayPal or Bank Transfer. |
| Payment made by card or PayPal is pre-authorised and will only be charged once the items are ready for dispatch. |
| For pre-order items, payment will not be taken until stock is available and items are ready for dispatch. |
| We accept payments in GBP or Euro. |
| By default, the PSR website prices are displayed including UK VAT at 20%. |
| EU orders - The VAT will be adjusted at checkout according to your local VAT rate. |
| USA orders - The final price at checkout includes all tariffs and duties. |
| Orders outside the UK, EU & USA - The UK VAT will be removed at checkout. |
Postage & Packaging

UK and Worldwide Shipping | Delivery Information
Shipping calculated at checkout.
| EU ORDERS - DELIVERED DUTY PAID |
|---|
|
Pendle Slot Racing are registered with the EU's Import One Stop Shop (IOSS). The final price at checkout includes all your country’s VAT and import duty costs. We send all EU parcels 'Delivered Duty Paid', meaning that there will be NO additional VAT or Duty to pay upon delivery. Pendle Slot Racing handles all the paperwork, which simplifies the process for the customer who receives the goods without delay or complications - More details |
| USA ORDERS - DELIVERED DUTY PAID |
|---|
|
The final price at checkout includes all US tariffs and duties, ensuring smooth customs clearance and direct delivery to your door without any surprise charges or additional paperwork - More details & tariff examples |
| RESERVE ORDERS - HOLD FOR LATER DELIVERY |
|---|
|
By selecting "Hold for later delivery" on the checkout page, you can now purchase any items, and we can keep them held at our premises, instead of shipping them to you at this time. We can send multiple orders in one parcel instead of several, which can help save on shipping costs - More details |