H&R M/BENZ R171 SLK 6CYL SLK280 SLK 350 SLK55AMG Sport Spring
SKU: 29218-2
Vehicle Make: M/benz
RM2,030
Shipping & returns
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Compatibility
- M/BENZ · R171
Key Features
- Sporty look & performance: H&R lowering springs are the ideal solution for anyone who wants to optimize the handling of their car and achieve a sporty look while retaining the standard ride comfort, through the exact set-up of the springs to the original shock absorbers.
- Developed & manufactured in Germany, with ABE (only valid in Germany) or part approval.
- Discreet lowering of the vehicle's centre of gravity in conjunction with the standard suspension.
- Vehicle variants with electronically controlled shock absorbers or so-called active suspensions keep their functions fully intact.
- Made of hardened and tempered spring steel with weather-resistant surface protection by zinc phosphating & powder coating, mostly in the colour "H&R Blue".
- 100% Made in Germany – 100% Made in the Sauerland, manufactured at the H&R headquarters in Lennestadt.
- Quality management system certified according to ISO 9001:2015, fulfilling the approval-relevant requirements of the Federal Motor Transport Authority (KBA) for type/part approvals under German road traffic law.
Specifications
| Lowering (official) | Lowering of the body up to about 30 mm*) (depending on the vehicle version) by using different springs. *) about 15 mm less lowering for vehicles with standard sport suspension |
| Spring type | Stahl-Schraubendruckfedern (steel coil springs) |
| Wire diameter (axle 1-I / axle 1-II / axle 2) | 13.5 mm / 13.5 mm / 13.5 mm |
| Total number of coils (axle 1-I / axle 1-II / axle 2) | 4.3 / 4.3 / 8.75 |
| Untensioned length (axle 1-I / axle 1-II / axle 2) | 230 mm / 240 mm / 281 mm |
| Corrosion protection | Powder coating (Kunststoffbeschichtung) |
| Bump stop, spring travel (max.) | Standard |
| Coil markings | `H&R 29218-1 VA (F)` · `H&R 29218 HA (R)` · `H&R 29218-2 VA (F)` |
| Approval documentation | Teilegutachten 42TG0247-04, 2013-08-12; basis: VdTÜV-Merkblatt Nr. 751 |
| Application range (as printed) | DAIMLER- CHRYSLER (D) [0999] , Daimler (D) [1313] 171, 171 AMG SLK - 200 Kompressor - 280 / -300 / -350 - 55 AMG 910 / 940 e1*2001/116*0262* . ., e1*2001/116*0321* . . *) in Bezug auf die Richtlinie 70/156/EWG, zuletzt geändert durch die Richtlinie 2007/37/EG with regard to Directive 70/156/EEC, as last amended by Directive 2007/37/EC |
| Permissible axle loads, front/rear | 910 / 940 kg |
| Official note | Vehicles with level control shall not be retrofitted in the way described above. |
| Official test result | "no negative effects on the operational safety and roadworthiness of the vehicle were noticed." |
Installation
Professional installation is recommended for this product.
Book an AppointmentInstallation and usage guidance is general reference only. Manufacturer instructions take precedence. Visitors uncertain about installation or use should seek professional advice.
FAQ
What is the official lowering of this H&R Sport Spring?
Per the Teilegutachten 42TG0247-04: Lowering of the body up to about 30 mm*) (depending on the vehicle version) by using different springs. *) about 15 mm less lowering for vehicles with standard sport suspension
Source: official_technical_document · 2026-09-02
What approval documentation does this spring carry?
Teilegutachten (Nr. 42TG0247-04), dated 2013-08-12, issued under StVZO §19(3) Nr. 4 — the standard German acceptance-of-modification (Änderungsabnahme) process applies after installation.
Source: official_technical_document · 2026-09-02
What must be checked after installation?
Per the Teilegutachten: headlamp setting is to be checked; suspension alignment is to be taken after the vehicle is retrofitted; on vehicles with a load-dependent brake pressure controller, this is to be reset to the unladen level (per manufacturer instructions).
Source: official_technical_document · 2026-09-02